Timolol : interactions médicamenteuses

Concomitant negative chronotropic therapy such as digoxin or beta-blockers may lower the risk of this complication. (notice Flécaïnide, Mise en garde encadrée)

Patients suspected of developing thyrotoxicosis should be managed carefully to avoid abrupt withdrawal of beta-adrenergic blocking agents that might precipitate a thyroid storm. (notice Timolol, Mises en garde et précautions)

Patients suspected of developing thyrotoxicosis should be managed carefully to avoid abrupt withdrawal of beta-adrenergic blocking agents that might precipitate a thyroid storm. (notice Timolol, Mises en garde et précautions)

Patients suspected of developing thyrotoxicosis should be managed carefully to avoid abrupt withdrawal of beta-adrenergic blocking agents that might precipitate a thyroid storm. (notice Timolol, Mises en garde et précautions)

In addition, life-threatening arrhythmias may occur during anesthesia and surgery, and may require treatment with a beta-blocker or lidocaine. (notice Métirosine, Mises en garde)

Minoxidil must be administered under close supervision, usually concomitantly with therapeutic doses of a beta-adrenergic blocking agent to prevent tachycardia and increased myocardial workload. (notice Minoxidil, Mise en garde encadrée)

Hypotensive Agents Do not use BYSTOLIC with other β-blockers. (notice Nébivolol, Interactions médicamenteuses)

Patients suspected of developing thyrotoxicosis should be managed carefully to avoid abrupt withdrawal of beta-adrenergic blocking agents that might precipitate a thyroid storm. (notice Timolol, Mises en garde et précautions)

Risk factors include high dose or overdose, rapid administration (see WARNINGS and DOSAGE AND ADMINISTRATION ), repeated doses, previous administration of protamine, and current or previous use of protamine-containing drugs (NPH insulin, protamine zinc insulin, and certain beta-blockers). (notice Protamine, Mise en garde encadrée)

Examples: beta-blockers, clonidine, guanethidine, and reserpine Clopidogrel : Avoid concomitant use; if used concomitantly initiate at 0.5 mg before each meal and limit total daily dose to 4 mg ( 7 ) (notice Répaglinide, Interactions médicamenteuses)

Concomitant use with metoclopramide, beta-blockers, or cholinomimetic and anticholinergic drugs is not recommended ( 7.1 , 7.2 , 7.3 ) (notice Rivastigmine, Interactions médicamenteuses)

Patients suspected of developing thyrotoxicosis should be managed carefully to avoid abrupt withdrawal of beta-adrenergic blocking agents that might precipitate a thyroid storm. (notice Timolol, Mises en garde et précautions)

Patients suspected of developing thyrotoxicosis should be managed carefully to avoid abrupt withdrawal of beta-adrenergic blocking agents that might precipitate a thyroid storm. (notice Timolol, Mises en garde et précautions)

…Syndrome (SS) c ] Agents with blood pressure-reducing effects Use with caution d Hypotension e Non-selective H1 receptor antagonists Contraindicated a Increased anticholinergic effects Beta-adrenergic blockers (see also agents or procedures with blood pressure-reducing effects) Use with the caution d More pronounced bradycardia, postural hypotension e Blood glucose-lowering… (notice Tranylcypromine, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Intervention: During concomitant use of mefenamic acid and ACE-inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Acide méfénamique, Interactions médicamenteuses)

Such patients may be unresponsive to the usual doses of epinephrine used to treat anaphylactic reactions. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

Beta-blockers may decrease effectiveness. (notice Arformotérol, Interactions médicamenteuses)

Such patients may be unresponsive to the usual doses of epinephrine used to treat anaphylactic reactions. (notice Timolol, Mises en garde et précautions)

Beta Blockers The hypotensive effects of beta blockers may be diminished by the concomitant administration of aspirin due to inhibition of renal prostaglandins, leading to decreased renal blood flow and salt and fluid retention. (notice Aspirine et dipyridamole, Interactions médicamenteuses)

Other ACE inhibitors have had less than additive effects with beta-adrenergic blockers, presumably because drugs of both classes lower blood pressure by inhibiting parts of the renin-angiotensin system. (notice Bénazépril et hydrochlorothiazide, Interactions médicamenteuses)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Beta-blockers: Use with caution. (notice Budésonide et formotérol, Interactions médicamenteuses)

Risk of Hypertension and Bradycardia Due to Drug Interactions Between MARCAINE WITH EPINEPHRINE and Nonselective Beta-Adrenergic Antagonists Administration of MARCAINE WITH EPINEPHRINE (containing a vasoconstrictor) in patients receiving nonselective beta-adrenergic antagonists may cause severe hypertension and bradycardia. (notice Bupivacaïne, Mises en garde et précautions)

Such patients may be unresponsive to the usual doses of epinephrine used to treat anaphylactic reactions. (notice Timolol, Mises en garde et précautions)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Examples: Ramipril, captopril Beta Blockers Clinical Impact: The hypotensive effects of beta blockers may be diminished by the concomitant administration of aspirin due to inhibition of renal prostaglandins, leading to decreased renal blood flow, and salt and fluid retention. (notice Butalbital, aspirine, caféine et codéine, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

As with other β-blockers, if COREG is administered with calcium channel blockers of the verapamil or diltiazem type, it is recommended that ECG and blood pressure be monitored. (notice Carvédilol, Interactions médicamenteuses)

Intervention: • During concomitant use of VYSCOXA and ACE inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Célécoxib, Interactions médicamenteuses)

DRUG INTERACTIONS Cevimeline should be administered with caution to patients taking beta adrenergic antagonists, because of the possibility of conduction disturbances. (notice Céviméline, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Abrupt discontinuation of QLONILIK can cause rebound hypertension with elevated plasma catecholamines, especially with higher doses or concomitant beta-blocker use. (notice Clonidine, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Catecholamine-Depleting Drugs Close observation of the patient is recommended when a beta-blocker is administered to patients receiving catecholamine-depleting drugs such as reserpine, because of possible additive effects and the production of hypotension and/or marked bradycardia, which may result in vertigo, syncope, or postural hypotension. (notice Timolol, Interactions médicamenteuses)

Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with quinidine and timolol. (notice Timolol, Interactions médicamenteuses)

Intervention: During concomitant use of ZIPSOR and ACE-inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Diclofénac, Interactions médicamenteuses)

• During concomitant use of diclofenac sodium/misoprostol and ACE inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Diclofénac et misoprostol, Interactions médicamenteuses)

Digitalis and calcium antagonists may have additive effects in prolonging atrioventricular conduction time. (notice Timolol, Interactions médicamenteuses)

Beta Blockers Although the results of a clinical study did not indicate a safety problem associated with the administration of Dihydroergotamine Mesylate Injection, USP to subjects already receiving propranolol, there have been reports that propranolol may potentiate the vasoconstrictive action of ergotamine by blocking the vasodilating property of epinephrine. (notice Dihydroergotamine, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Concomitant medications were grouped as ACE inhibitors, oral anticoagulants, calcium channel blockers, beta blockers, cardiac glycosides, inducers of CYP3A4, substrates and inhibitors of CYP3A4, substrates and inhibitors of P-glycoprotein, nitrates, sulphonylureas, loop diuretics, potassium sparing diuretics, thiazide diuretics, substrates and inhibitors of tubular… (notice Dofétilide, Interactions médicamenteuses)

Give a low dose of beta-blockers initially, and increase only after ECG verification of good tolerability [see Drug Interactions (7.3) , Clinical Pharmacology (12.3) ] . (notice Dronédarone, Interactions médicamenteuses)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (notice Ergotamine et caféine, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Intervention: During concomitant use of flurbiprofen and ACE-inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Flurbiprofène, Interactions médicamenteuses)

Propranolol and Other Beta-Blockers: Coadministration of fluvoxamine maleate 100 mg per day and propranolol 160 mg per day in normal volunteers resulted in a mean five-fold increase (range 2 to 17) in minimum propranolol plasma concentrations. (notice Fluvoxamine, Interactions médicamenteuses)

• Beta-blockers may decrease effectiveness. (notice Formotérol, Interactions médicamenteuses)

Other ACE inhibitors have had less than additive effects with beta-adrenergic blockers , presumably because drugs of both classes lower blood pressure by inhibiting parts of the renin-angiotensin system. (notice Fosinopril et hydrochlorothiazide, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Table 4: Clinically Significant Drug Interaction with GVOKE and GVOKE VialDx Beta-Blockers Clincial Impact: Patients taking beta-blockers may have a transient increase in pulse and blood pressure when given GVOKE or GVOKE VialDx. (notice Glucagon, Interactions médicamenteuses)

During concomitant use of hydrocodone bitartrate and ibuprofen tablets and ACE-inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Hydrocodone et ibuprofène, Interactions médicamenteuses)

Intervention: During concomitant use of CALDOLOR and ACE-inhibitors, ARBs, or beta- blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Ibuprofène, Interactions médicamenteuses)

Intervention: During concomitant use of ibuprofen and famotidine tablet and ACE-inhibitors, ARBs, or beta- blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Ibuprofène et famotidine, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Intervention: During concomitant use of INDOCIN and ACE-inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Indométacine, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Concomitant Use with Beta Blockers Concomitant use of beta blockers may exaggerate the cardiovascular effects of inhalational anesthetics, including hypotension and negative inotropic effects. (notice Isoflurane, Interactions médicamenteuses)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

Beta Blockers Nadolol Monitor for adverse reactions. (notice Itraconazole, Interactions médicamenteuses)

The risk of bradycardia increases with concomitant administration of drugs that slow heart rate (e.g., digoxin, amiodarone, beta-blockers). (notice Ivabradine, Interactions médicamenteuses)

Antivirals indinavir, maraviroc, saquinavir Beta Blockers nadolol Calcium Channel Blockers felodipine, nisoldipine other dihydropyridines, verapamil Calcium channel blockers can have a negative inotropic effect which may be additive to those of ketoconazole. (notice Kétoconazole, Interactions médicamenteuses)

VIMPAT should also be used with caution in patients on concomitant medications that affect cardiac conduction, including sodium channel blockers, beta-blockers, calcium channel blockers, potassium channel blockers, and medications that prolong the PR interval [see Drug Interactions (7.2) ] . (notice Lacosamide, Mises en garde et précautions)

Bradycardia-Inducing Drugs (e.g., beta-blockers) : Lanreotide Injection may decrease heart rate. (notice Lanréotide, Interactions médicamenteuses)

Patients also taking beta blockers, or those with underlying cardiac comorbidities and/or advanced liver disease, may be at increased risk for symptomatic bradycardia with coadministration of amiodarone. (notice Lédipasvir et sofosbuvir, Mises en garde et précautions)

In this setting, cardioselective beta-blockers should be considered, although they should be administered with caution. (notice Lévosalbutamol, Interactions médicamenteuses)

Such patients may be unresponsive to the usual doses of epinephrine used to treat anaphylactic reactions. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

There is one report of cardiopulmonary arrest, with full recovery, in a patient who was taking a beta blocker (propranolol) (see PRECAUTIONS, Cardiac Effects ). (notice Méfloquine, Interactions médicamenteuses)

Intervention: During concomitant use of QAMZOVA and ACE-inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Méloxicam, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (notice Méthylergométrine, Interactions médicamenteuses)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Patients receiving concomitant negative chronotropic drugs (e.g., beta blockers) may be more at risk for hypotension in case of hypersensitivity reaction. (notice Motixafortide, Mises en garde et précautions)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Intervention: During concomitant use of Naproxen Suspension and ACE-inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Naproxène, Interactions médicamenteuses)

Intervention : • During concomitant use of naproxen and esomeprazole magnesium delayed-release tablets and ACE-inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Naproxène et ésoméprazole, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

Dosage adjustments of concomitantly used drugs that have bradycardia effects (i.e. beta-blockers) may be necessary [see Drug Interactions (‎7.2) ]. (notice Octréotide, Mises en garde et précautions)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

Intervention: During concomitant use of OXAPROZIN CAPSULES and ACE inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Oxaprozine, Interactions médicamenteuses)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Intervention: • During concomitant use of COMBOGESIC and ACE-inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Paracétamol et ibuprofène, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Adjustments in the dose of drugs known to slow the heart rate (e.g., beta-blockers, calcium channel blockers) and correction of electrolyte disturbances may be necessary when initiating or during the course of SIGNIFOR LAR treatment. (notice Pasiréotide, Mises en garde et précautions)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

…hydrochloride desipramine hydrochloride imipramine hydrochloride doxepin carbamazepine cyclobenzaprine HCl amoxapine maprotiline HCl trimipramine maleate protriptyline HCl mirtazapine Phenelzine sulfate should be used with caution in combination with antihypertensive drugs, including thiazide diuretics and β-blockers, since exaggerated hypotensive effects may result. (notice Phénelzine, Mises en garde)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Drug Interactions Pilocarpine should be administered with caution to patients taking beta-adrenergic antagonists because of the possibility of conduction disturbances. (notice Pilocarpine, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Intervention: • During concomitant use of Piroxicam Capsules and ACE inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained. (notice Piroxicam, Interactions médicamenteuses)

Experience with PONVORY is limited in patients receiving concurrent therapy with drugs that decrease heart rate (e.g., beta-blockers, non-dihydropyridine calcium channel blockers - diltiazem and verapamil, and other drugs that may decrease heart rate such as digoxin). (notice Ponésimod, Mises en garde et précautions)

Hypotension may develop in patients given prazosin hydrochloride capsules who are also receiving a beta-blocker such as propranolol. (notice Prazosine, Mises en garde)

Such patients may be unresponsive to the usual doses of epinephrine used to treat anaphylactic reactions. (notice Timolol, Mises en garde et précautions)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Use with caution in persons with increased risk of anticholinergic reactions, such as persons with bronchial asthma, chronic obstructive pulmonary disease, bradycardia, cardiac arrhythmias, beta blocker treatment (increased risk of anticholinergic reactions). (notice Pyridostigmine, Mises en garde et précautions)

Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with quinidine and timolol. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Decrease exposure Beta-blockers Metoprolol Decrease exposure Propranolol Decrease exposure Benzodiazepines Diazepam , Administered with rifampin 1200 mg daily Decrease exposure Benzodiazepine-related drugs Zopiclone Decrease AUC by 82% Zolpidem Decrease AUC by 73% Calcium Channel Blockers Diltiazem Decrease exposure Nifedipine Rifampin 1200 mg administered as… (notice Rifampicine, Interactions médicamenteuses)

…Anticonvulsants Phenytoin Antimalarials Quinine Azole Antifungals Fluconazole, itraconazole, ketoconazole Antipsychotics Haloperidol Barbiturates Phenobarbital Benzodiazepines Diazepam Beta-Blockers Propranolol Calcium Channel Blockers Diltiazem, nifedipine, verapamil Cardiac Glycoside Preparations Digoxin Corticosteroids Prednisone Fibrates Clofibrate Oral Hypoglycemics… (notice Rifapentine, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

Patients on beta-blockers may not manifest changes in heart rate, but blood pressure monitoring can detect a rise in systolic blood pressure. (notice Ropivacaïne, Mises en garde et précautions)

Beta-blockers: Use with caution. (notice Salbutamol, Interactions médicamenteuses)

• Beta-blockers: Use with caution. (notice Salmétérol, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Patients also taking beta blockers, or those with underlying cardiac comorbidities and/or advanced liver disease may be at increased risk for symptomatic bradycardia with coadministration of amiodarone. (notice Sofosbuvir et velpatasvir, Mises en garde et précautions)

Intervention: During concomitant use of sumatriptan and naproxen sodium tablets and ACE-inhibitors, ARBs, or beta-blockers, monitor blood pressure to ensure that the desired blood pressure is obtained [see Warnings and Precautions (5.8)] . (notice Sumatriptan et naproxène, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine) and timolol. (notice Timolol, Interactions médicamenteuses)

In this setting, cardioselective beta-blockers could be considered, although they should be administered with caution. (notice Terbutaline, Précautions)

Catecholamine-Depleting Drugs Close observation of the patient is recommended when a beta-blocker is administered to patients receiving catecholamine-depleting drugs such as reserpine, because of possible additive effects and the production of hypotension and/or marked bradycardia, which may result in vertigo, syncope, or postural hypotension. (notice Timolol, Interactions médicamenteuses)

Masking of Hypoglycemic Symptoms in Patients with Diabetes Mellitus Beta-adrenergic blocking agents should be administered with caution in patients subject to spontaneous hypoglycemia or to diabetic patients (especially those with labile diabetes) who are receiving insulin or oral hypoglycemic agents. (notice Timolol, Mises en garde et précautions)

Antihypertensives Patients receiving antihypertensive drugs, beta-adrenergic blockers, and nitrates should be observed for possible additive hypotensive effects. (notice Trinitrine, Interactions médicamenteuses)

• Beta-blockers: Use with caution. (notice Uméclidinium et vilantérol, Interactions médicamenteuses)

Catecholamine-Depleting Drugs Close observation of the patient is recommended when a beta-blocker is administered to patients receiving catecholamine-depleting drugs such as reserpine, because of possible additive effects and the production of hypotension and/or marked bradycardia, which may result in vertigo, syncope, or postural hypotension. (notice Timolol, Interactions médicamenteuses)

Oral or intravenous calcium antagonists may cause atrioventricular conduction disturbances, left ventricular failure, and hypotension. (notice Timolol, Interactions médicamenteuses)

If necessary during surgery, the effects of beta-adrenergic blocking agents may be reversed by sufficient doses of adrenergic agonists. (notice Timolol, Mises en garde et précautions)

Zileuton increases propranolol levels and beta-blocker activity. (notice Zileuton, Interactions médicamenteuses)

Effects of Adenosine on Other Drugs Adenosine injection has been given with other cardioactive drugs (such as beta adrenergic blocking agents, cardiac glycosides, and calcium channel blockers) without apparent adverse interactions, but its effectiveness with these agents has not been systematically evaluated. (notice Adénosine, Interactions médicamenteuses)

As with other beta-blockers, when discontinuation of TENORMIN is planned, the patients should be carefully observed and advised to limit physical activity to a minimum. (notice Aténolol, Mises en garde)

Drug Interactions BISOPROLOL FUMARATE should not be combined with other beta-blocking agents. (notice Bisoprolol, Interactions médicamenteuses)

Bisoprolol fumarate and hydrochlorothiazide tablets should not be combined with other beta-blocking agents. (notice Bisoprolol et hydrochlorothiazide, Interactions médicamenteuses)

CNS depressants include: alcohol, opioid analgesics, benzodiazepines, tricyclic antidepressants, sedative/hypnotics, anticonvulsants, antipsychotics, antihistamines, anticholinergics, alpha and beta blockers, general anesthetics, muscle relaxants, and illicit CNS depressants. (notice Carbamazépine, Interactions médicamenteuses)

Effects on the absorption of other beta-blockers have not been determined. (notice Colestipol, Interactions médicamenteuses)

Other Cardiovascular Agents Enalapril has been used concomitantly with beta adrenergic-blocking agents, methyldopa, nitrates, calcium-blocking agents, hydralazine and prazosin without evidence of clinically significant adverse interactions. (notice Énalapril et hydrochlorothiazide, Interactions médicamenteuses)

Other Cardiovascular Agents Enalaprilat injection, USP has been used concomitantly with digitalis, beta adrenergic-blocking agents, methyldopa, nitrates, calcium-blocking agents, hydralazine and prazosin without evidence of clinically significant adverse interactions. (notice Énalaprilate, Interactions médicamenteuses)

ACE Inhibitors, Angiotensin Receptor Blockers, and Beta-Blockers Clinical Impact: NSAIDs may diminish the antihypertensive effect of angiotensin converting enzyme (ACE) inhibitors, angiotensin receptor blockers (ARBs), or beta-blockers (including propranolol). (notice Fénoprofène, Interactions médicamenteuses)

…PROSCAR was concomitantly used in clinical studies with acetaminophen, acetylsalicylic acid, α-blockers, angiotensin-converting enzyme (ACE) inhibitors, analgesics, anti-convulsants, beta-adrenergic blocking agents, diuretics, calcium channel blockers, cardiac nitrates, HMG-CoA reductase inhibitors, nonsteroidal anti-inflammatory drugs (NSAIDs), benzodiazepines,… (notice Finastéride, Interactions médicamenteuses)

Drugs That Slow Heart Rate or Atrioventricular Conduction (e.g., beta blockers or diltiazem) Experience with GILENYA in patients receiving concurrent therapy with drugs that slow the heart rate or AV conduction (e.g., beta blockers, digoxin, or heart rate-slowing calcium channel blockers, such as diltiazem or verapamil) is limited. (notice Fingolimod, Interactions médicamenteuses)

Pentoxifylline extended-release tablets have been used concurrently with antihypertensive drugs, beta blockers, digitalis, diuretics, and antiarrhythmics, without observed problems. (notice Pentoxifylline, Interactions médicamenteuses)

Drug Interactions Metabolism of a number of medications, including antipsychotics, antidepressants, β-blockers, and antiarrhythmics, occurs through the cytochrome P450 2D6 isoenzyme (debrisoquine hydroxylase). (notice Perphénazine, Interactions médicamenteuses)

Angiotensin Receptor Blockers, Angiotensin Converting Enzyme Inhibitors and Potassium Sparing Diuretics Although specific interaction studies were not performed, in clinical studies, tolvaptan was used concomitantly with beta-blockers, angiotensin receptor blockers, angiotensin converting enzyme inhibitors and potassium sparing diuretics. (notice Tolvaptan, Interactions médicamenteuses)

Beta-adrenergic blocking agents: Coadministration of beta-adrenergic blocking agents did not have any effect on either the safety or efficacy of ibutilide in the clinical trials. (notice Ibutilide, Interactions médicamenteuses)