Ofloxacin interactions
Ofloxacin (Floxin, Ocuflox), a fluoroquinolone has 156 documented interactions across the FDA labels and fact sheets we index: 22 major, 113 moderate, 21 minor, and 0 where a label reports no significant interaction. Each entry below quotes the sentence behind it. This drug page is a starting point, not a verdict for your situation.
Major interactions (22)
- AlosetronMajor
Concomitant administration of alosetron and moderate CYP1A2 inhibitors, including quinolone antibiotics and cimetidine, has not been evaluated, but should be avoided unless clinically necessary because of similar potential drug interactions. (Alosetron label, Drug interactions)
Reserve the combination of amiodarone with other antiarrhythmic therapies that prolong the QTc to patients with life-threatening ventricular arrhythmias who are incompletely responsive to a single agent. (Amiodarone label, Warnings and precautions)
• that mineral supplements, vitamins with iron or minerals, calcium-, aluminum- or magnesium-based antacids, sucralfate or didanosine chewable/buffered tablets or the pediatric powder for oral solution should not be taken within the two-hour period before or within the two-hour period after taking ofloxacin (see Drug Interactions ) • that ofloxacin can be taken… (Ofloxacin label, Precautions)
This risk which can be fatal should be considered in patients with certain cardiovascular disorders including known QT prolongation or history torsades de pointes, those with proarrhythmic conditions, and with other drugs that prolong the QT interval. (Azithromycin label, Warnings and precautions)
Click here to enter Contraindications Known hypersensitivity to ciprofloxacin or other quinolones ( 4.1 , 5.6, 5.7 ) (Ciprofloxacin label, Contraindications)
- DofetilideantiarrhythmicMajor
Use with Drugs that Prolong QT Interval and Antiarrhythmic Agents The use of dofetilide in conjunction with other drugs that prolong the QT interval has not been studied and is not recommended. (Dofetilide label, Warnings)
Coadministration of other drugs known to prolong the QT interval and which are metabolized via the enzyme CYP3A4 such as erythromycin, pimozide, and quinidine are contraindicated in patients receiving fluconazole. (Fluconazole label, Contraindications)
- FosfomycinantibioticMajor
Avoid co-administration of CONTEPO with drugs known to prolong the QT interval. (Fosfomycin label, Drug interactions)
Therefore, PLAQUENIL is not recommended in patients taking other drugs that have the potential to prolong the QT interval. (Hydroxychloroquine label, Warnings and precautions)
- IloperidoneantipsychoticMajor
Avoid the use of FANAPT in combination with any other drugs that prolong the QT interval [see Warnings and Precautions (5.3) ] . (Iloperidone label, Drug interactions)
- IvabradineMajor
Bradycardia may increase the risk of QT prolongation which may lead to severe ventricular arrhythmias, including torsade de pointes, especially in patients with risk factors such as use of QTc prolonging drugs [see Adverse Reactions ( 6.2 )] . (Ivabradine label, Warnings and precautions)
Levofloxacin in 5% Dextrose Injection is contraindicated in persons with known hypersensitivity to levofloxacin, or other quinolone antibacterials [see Warnings and Precautions (5.3) ]. (Levofloxacin label, Contraindications)
Examples diazepam, alprazolam, alcohol Drugs that Prolong QTc Interval Clinical Impact The concomitant use of other drugs which prolong the QTc interval with REMERON/REMERONSolTab, increase the risk of QT prolongation and/or ventricular arrhythmias (e.g., Torsades de Pointes). (Mirtazapine label, Drug interactions)
- MoxifloxacinfluoroquinoloneMajor
Known hypersensitivity to moxifloxacin or other quinolones. (Moxifloxacin label, Contraindications)
Drugs that Prolong the QT Interval : Avoid concomitant use. (Phenobarbital label, Drug interactions)
- PitolisantQT-prolonging drugMajor
The use of WAKIX should be avoided in patients with known QT prolongation or in combination with other drugs known to prolong the QT interval [see Drug Interactions ( 7.1 )]. (Pitolisant label, Warnings and precautions)
- PropafenoneantiarrhythmicMajor
• Avoid use with other antiarrhythmic agents or drugs that prolong the QT interval. (Propafenone label, Warnings and precautions)
Avoid the concomitant use of drugs known to prolong the QTc interval. (Sertraline label, Drug interactions)
- Sodium bicarbonateantacidMajor
• that mineral supplements, vitamins with iron or minerals, calcium-, aluminum- or magnesium-based antacids, sucralfate or didanosine chewable/buffered tablets or the pediatric powder for oral solution should not be taken within the two-hour period before or within the two-hour period after taking ofloxacin (see Drug Interactions ) • that ofloxacin can be taken… (Ofloxacin label, Precautions)
- SucralfateMajor
• that mineral supplements, vitamins with iron or minerals, calcium-, aluminum- or magnesium-based antacids, sucralfate or didanosine chewable/buffered tablets or the pediatric powder for oral solution should not be taken within the two-hour period before or within the two-hour period after taking ofloxacin (see Drug Interactions ) • that ofloxacin can be taken… (Ofloxacin label, Precautions)
- TetrabenazineVMAT2 inhibitorMajor
Certain conditions may increase the risk for torsade de pointes or sudden death such as (1) bradycardia; (2) hypokalemia or hypomagnesemia; (3) concomitant use of other drugs that prolong the QTc interval; and (4) presence of congenital prolongation of the QT interval [see Warnings and Precautions ( 5.8 ), Clinical Pharmacology (12.2) ]. (Tetrabenazine label, Drug interactions)
…drugs, ziprasidone is contraindicated: • in patients with a known history of QT prolongation (including congenital long QT syndrome) • in patients with recent acute myocardial infarction • in patients with uncompensated heart failure Pharmacokinetic/pharmacodynamic studies between ziprasidone and other drugs that prolong the QT interval have not been performed. (Ziprasidone label, Contraindications)
Moderate interactions (113)
- AcarboseantidiabeticModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
This may result in a prolonged half-life for some drugs that are also metabolized by this system (e.g., cyclosporine, theophylline/methylxanthines, warfarin) when coadministered with quinolones. (Ofloxacin label, Drug interactions)
- ApixabananticoagulantModerate
Warfarin Some quinolones have been reported to enhance the effects of the oral anticoagulant warfarin or its derivatives. (Ofloxacin label, Drug interactions)
- AspirinNSAIDModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- Aspirin and dipyridamoleantiplatelet agentModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- AzelastineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- BeclomethasonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- BetamethasonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- BudesonidecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- Budesonide and formoterolcorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- BuprenorphineopioidModerate
The risk of combining buprenorphine with other QT-prolonging agents is not known. (Buprenorphine label, Warnings and precautions)
- Buprenorphine and naloxoneopioidModerate
The risk of combining buprenorphine with other QT-prolonging agents is not known. (Buprenorphine and naloxone label, Warnings and precautions)
- Butalbital, acetaminophen, and caffeinebarbiturateModerate
This may result in a prolonged half-life for some drugs that are also metabolized by this system (e.g., cyclosporine, theophylline/methylxanthines, warfarin) when coadministered with quinolones. (Ofloxacin label, Drug interactions)
- CalciumVitamin and mineralModerate
Calcium binds these drugs in the gut and can sharply cut how much is absorbed; separate the doses. (NIH Office of Dietary Supplements, Calcium)
- CanagliflozinSGLT2 inhibitorModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- CelecoxibNSAIDModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- CetirizineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- ChlorpheniramineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- CitalopramSSRIModerate
Avoid use of Citalopram Capsules in patients with congenital long QT syndrome, bradycardia, hypokalemia or hypomagnesemia, recent acute myocardial infarction, or uncompensated heart failure and patients taking other drugs that prolong the QTc interval. (Citalopram label, Warnings and precautions)
- ClobetasolcorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- CyclosporineimmunosuppressantModerate
This may result in a prolonged half-life for some drugs that are also metabolized by this system (e.g., cyclosporine, theophylline/methylxanthines, warfarin) when coadministered with quinolones. (Ofloxacin label, Drug interactions)
- DabigatrananticoagulantModerate
Warfarin Some quinolones have been reported to enhance the effects of the oral anticoagulant warfarin or its derivatives. (Ofloxacin label, Drug interactions)
- DapagliflozinSGLT2 inhibitorModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- DesonidecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- DexamethasonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- DiclofenacNSAIDModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- Digoxindigitalis glycosideModerate
Ofloxacin should be avoided in patients with known prolongation of the QT interval, patients with uncorrected hypokalemia, and patients receiving Class IA (quinidine, procainamide), or Class III (amiodarone, sotalol) antiarrhythmic agents. (Ofloxacin label, Precautions)
- Diltiazemcalcium channel blockerModerate
Ofloxacin should be avoided in patients with known prolongation of the QT interval, patients with uncorrected hypokalemia, and patients receiving Class IA (quinidine, procainamide), or Class III (amiodarone, sotalol) antiarrhythmic agents. (Ofloxacin label, Precautions)
- DimenhydrinateantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- DiphenhydramineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- DoxylamineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- DronedaroneantiarrhythmicModerate
Ofloxacin should be avoided in patients with known prolongation of the QT interval, patients with uncorrected hypokalemia, and patients receiving Class IA (quinidine, procainamide), or Class III (amiodarone, sotalol) antiarrhythmic agents. (Ofloxacin label, Precautions)
- DulaglutideGLP-1 receptor agonistModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- DuloxetineSNRIModerate
Other drugs that inhibit CYP1A2 metabolism include cimetidine and quinolone antimicrobials such as ciprofloxacin and enoxacin [see Warnings and Precautions ( 5.12 )] . (Duloxetine label, Drug interactions)
- EdoxabananticoagulantModerate
Warfarin Some quinolones have been reported to enhance the effects of the oral anticoagulant warfarin or its derivatives. (Ofloxacin label, Drug interactions)
- EmpagliflozinSGLT2 inhibitorModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Empagliflozin and metforminSGLT2 inhibitorModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- EnoxaparinanticoagulantModerate
Warfarin Some quinolones have been reported to enhance the effects of the oral anticoagulant warfarin or its derivatives. (Ofloxacin label, Drug interactions)
- EpinephrinesympathomimeticModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- Esmololbeta blockerModerate
Ofloxacin should be avoided in patients with known prolongation of the QT interval, patients with uncorrected hypokalemia, and patients receiving Class IA (quinidine, procainamide), or Class III (amiodarone, sotalol) antiarrhythmic agents. (Ofloxacin label, Precautions)
- EtodolacNSAIDModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- ExenatideGLP-1 receptor agonistModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Febuxostatxanthine oxidase inhibitorModerate
This may result in a prolonged half-life for some drugs that are also metabolized by this system (e.g., cyclosporine, theophylline/methylxanthines, warfarin) when coadministered with quinolones. (Ofloxacin label, Drug interactions)
- FentanylopioidModerate
…prolonged QT interval, 3) treatment with Class 1 and Class III antiarrhythmics, 4) treatment with monoamine oxidase inhibitors (MAOI's), 5) concomitant treatment with other drug products known to prolong the QT interval and 6) electrolyte imbalance, in particular hypokalemia and hypomagnesemia, or concomitant treatment with drugs (e.g., diuretics) that may cause electrolyte… (Fentanyl label, Warnings and precautions)
- FexofenadineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- FlecainideantiarrhythmicModerate
Ofloxacin should be avoided in patients with known prolongation of the QT interval, patients with uncorrected hypokalemia, and patients receiving Class IA (quinidine, procainamide), or Class III (amiodarone, sotalol) antiarrhythmic agents. (Ofloxacin label, Precautions)
- FludrocortisonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- FluocinonidecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- FluoxetineSSRIModerate
Use with caution in combination with other drugs that prolong the QT interval ( 4.2 , 5.11 , 7.7 , 7.8 ) 7.1 Monoamine Oxidase Inhibitors (MAOI) [See Dosage and Administration ( 2.9 , 2.10 ), Contraindications ( 4.1 ), and Warnings and Precautions ( 5.2 )] . (Fluoxetine label, Drug interactions)
- FluticasonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- Fluticasone and salmeterolcorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- FondaparinuxanticoagulantModerate
Warfarin Some quinolones have been reported to enhance the effects of the oral anticoagulant warfarin or its derivatives. (Ofloxacin label, Drug interactions)
- Formoterolbeta-adrenergic agonistModerate
…Antidepressants, QTc Prolonging Drugs Formoterol, as with other beta 2 -agonists, should be administered with extreme caution to patients being treated with monoamine oxidase inhibitors, tricyclic antidepressants, or drugs known to prolong the QTc interval because the effect of adrenergic agonists on the cardiovascular system may be potentiated by these agents. (Formoterol label, Drug interactions)
- GlimepiridesulfonylureaModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- GlipizidesulfonylureaModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- GlyburidesulfonylureaModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Glyburide and metforminsulfonylureaModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- HalobetasolcorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- HaloperidolantipsychoticModerate
Concomitant use of HALDOL DECANOATE with other products that prolong the QTc interval may result in a greater increase in the QTc interval, and adverse reactions associated with QTc interval prolongation, including torsade de pointes, other serious arrythmias, and sudden death [see Warnings and Precautions (5.2) ]. (Haloperidol label, Drug interactions)
- HeparinanticoagulantModerate
Warfarin Some quinolones have been reported to enhance the effects of the oral anticoagulant warfarin or its derivatives. (Ofloxacin label, Drug interactions)
- HydrocortisonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- HydroxyzineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- IbuprofenNSAIDModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- IndomethacinNSAIDModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- Insulin aspartinsulinModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Insulin degludecinsulinModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Insulin detemirinsulinModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Insulin glargineinsulinModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Insulin lisproinsulinModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Insulin regular (human)insulinModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- IronVitamin and mineralModerate
Iron binds these drugs in the gut and reduces their absorption; separate the doses. (NIH Office of Dietary Supplements, Iron)
- KetorolacNSAIDModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- LevocetirizineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- Lidocainelocal anestheticModerate
Ofloxacin should be avoided in patients with known prolongation of the QT interval, patients with uncorrected hypokalemia, and patients receiving Class IA (quinidine, procainamide), or Class III (amiodarone, sotalol) antiarrhythmic agents. (Ofloxacin label, Precautions)
- Lidocaine and prilocainelocal anestheticModerate
Ofloxacin should be avoided in patients with known prolongation of the QT interval, patients with uncorrected hypokalemia, and patients receiving Class IA (quinidine, procainamide), or Class III (amiodarone, sotalol) antiarrhythmic agents. (Ofloxacin label, Precautions)
- LinagliptinDPP-4 inhibitorModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- LiraglutideGLP-1 receptor agonistModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Lofexidinealpha-adrenergic agonistModerate
Risk of QT Prolongation : Lofexidine tablets prolong the QT interval. (Lofexidine label, Warnings and precautions)
- LoratadineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- MagnesiumVitamin and mineralModerate
Magnesium-containing supplements and antacids reduce absorption of these drugs; separate the doses by at least two hours. (NIH Office of Dietary Supplements, Magnesium)
- MeclizineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- MeloxicamNSAIDModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- MetforminbiguanideModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- MethylprednisolonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- MetronidazoleantibioticModerate
Drugs that Prolong the QT Interval QT prolongation has been reported, particularly when metronidazole was administered with drugs with the potential for prolonging the QT interval. (Metronidazole label, Drug interactions)
- MometasonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- MycophenolateimmunosuppressantModerate
Examples Cyclosporine A, trimethoprim/sulfamethoxazole, bile acid sequestrants (cholestyramine), rifampin as well as aminoglycoside, cephalosporin, fluoroquinolone and penicillin classes of antimicrobials Drugs Modulating Glucuronidation Clinical Impact Concomitant use with drugs inducing glucuronidation decreases MPA systemic exposure, potentially reducing MYHIBBIN… (Mycophenolate label, Drug interactions)
- NabumetoneNSAIDModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- NaproxenNSAIDModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- OlopatadineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- PaliperidoneantipsychoticModerate
…combination with other drugs that are known to prolong QTc including Class 1A (e.g., quinidine, procainamide) or Class III (e.g., amiodarone, sotalol) antiarrhythmic medications, antipsychotic medications (e.g., chlorpromazine, thioridazine), antibiotics (e.g., gatifloxacin, moxifloxacin), or any other class of medications known to prolong the QTc interval. (Paliperidone label, Warnings and precautions)
- PentoxifyllinemethylxanthineModerate
This may result in a prolonged half-life for some drugs that are also metabolized by this system (e.g., cyclosporine, theophylline/methylxanthines, warfarin) when coadministered with quinolones. (Ofloxacin label, Drug interactions)
- PioglitazonethiazolidinedioneModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Pioglitazone and metforminthiazolidinedioneModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- PrednisolonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- PrednisonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- PromethazineantihistamineModerate
Serious acute hypersensitivity reactions may require treatment with epinephrine and other resuscitative measures, including oxygen, intravenous fluids, antihistamines, corticosteroids, pressor amines, and airway management, as clinically indicated (see PRECAUTIONS and ADVERSE REACTIONS ). (Ofloxacin label, Warnings)
- QuetiapineantipsychoticModerate
…Class 1A antiarrythmics (e.g., quinidine, procainamide) or Class III antiarrythmics (e.g., amiodarone, sotalol), antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), antibiotics (e.g., gatifloxacin, moxifloxacin), or any other class of medications known to prolong the QTc interval (e.g., pentamidine, levomethadyl acetate, methadone). (Quetiapine label, Warnings and precautions)
- RepaglinidemeglitinideModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- RifampinantibioticModerate
Decrease exposure Digitoxin Decrease exposure Fluoroquinolones Pefloxacin Administered with rifampin 900 mg daily Decrease exposure Moxifloxacin , Decrease exposure Oral Hypoglycemic Agents (e.g., sulfonylureas) Glyburide Decrease exposure Rifampin may worsen glucose control of glyburide. (Rifampin label, Drug interactions)
- RivaroxabananticoagulantModerate
Warfarin Some quinolones have been reported to enhance the effects of the oral anticoagulant warfarin or its derivatives. (Ofloxacin label, Drug interactions)
- SemaglutideGLP-1 receptor agonistModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- SitagliptinDPP-4 inhibitorModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Sitagliptin and metforminDPP-4 inhibitorModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- Sotalolbeta blockerModerate
Ofloxacin should be avoided in patients with known prolongation of the QT interval, patients with uncorrected hypokalemia, and patients receiving Class IA (quinidine, procainamide), or Class III (amiodarone, sotalol) antiarrhythmic agents. (Ofloxacin label, Precautions)
- Sumatriptan and naproxentriptanModerate
Non Steroidal Anti-Inflammatory Drugs The concomitant administration of a non-steroidal anti-inflammatory drug with a quinolone, including ofloxacin, may increase the risk of CNS stimulation and convulsive seizures (see WARNINGS and PRECAUTIONS , General ). (Ofloxacin label, Drug interactions)
- TheophyllinemethylxanthineModerate
Theophylline Steady-state theophylline levels may increase when ofloxacin and theophylline are administered concurrently. (Ofloxacin label, Drug interactions)
- TirzepatideGLP-1 receptor agonistModerate
Fluoroquinolones have been associated with disturbances of blood glucose, including symptomatic hyperglycemia and hypoglycemia, usually in diabetic patients receiving concomitant treatment with an oral hypoglycemic agent (e.g., glyburide) or with insulin. (Ofloxacin label, Warnings)
- TriamcinolonecorticosteroidModerate
The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Ofloxacin label, Warnings)
- Umeclidinium and vilanterolanticholinergicModerate
…like other beta 2 -agonists, should be administered with extreme caution to patients being treated with monoamine oxidase inhibitors, tricyclic antidepressants, or drugs known to prolong the QTc interval or within 2 weeks of discontinuation of such agents, because the effect of adrenergic agonists on the cardiovascular system may be potentiated by these agents. (Umeclidinium and vilanterol label, Drug interactions)
- Verapamilcalcium channel blockerModerate
Ofloxacin should be avoided in patients with known prolongation of the QT interval, patients with uncorrected hypokalemia, and patients receiving Class IA (quinidine, procainamide), or Class III (amiodarone, sotalol) antiarrhythmic agents. (Ofloxacin label, Precautions)
- WarfarinanticoagulantModerate
This may result in a prolonged half-life for some drugs that are also metabolized by this system (e.g., cyclosporine, theophylline/methylxanthines, warfarin) when coadministered with quinolones. (Ofloxacin label, Drug interactions)
- ZincVitamin and mineralModerate
Zinc reduces absorption of quinolone and tetracycline antibiotics; take the antibiotic at least two hours before or four to six hours after zinc. (NIH Office of Dietary Supplements, Zinc)
Minor mentions (21)
- Bempedoic acidOATP1B1 inhibitorMinor
Tendon rupture may occur more frequently in patients over 60 years of age, in those taking corticosteroid or fluoroquinolone drugs, in patients with renal failure, and in patients with previous tendon disorders. (Bempedoic acid label, Warnings and precautions)
- ButorphanolopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- CaffeineFood and drinkMinor
Caffeine Interactions between ofloxacin and caffeine have not been detected. (Ofloxacin label, Drug interactions)
- CimetidineH2 blockerMinor
Cimetidine Cimetidine has demonstrated interference with the elimination of some quinolones. (Ofloxacin label, Drug interactions)
- CodeineopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- EluxadolineopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- Finasteride5-alpha reductase inhibitorMinor
…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, H 2 antagonists and quinolone anti-infectives without evidence of clinically significant adverse interactions. (Finasteride label, Drug interactions)
- Hydrocodone and acetaminophenopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- HydromorphoneopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- LevorphanolopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- MeperidineopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- MethadoneopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- MorphineopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- NalbuphineopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- OliceridineopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- OxycodoneopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- Oxycodone and acetaminophenopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- OxymorphoneopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- Pentazocine and naloxoneopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- TapentadolopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
- TramadolopioidMinor
Interaction With Laboratory or Diagnostic Testing Some quinolones, including ofloxacin, may produce false-positive urine screening results for opiates using commercially available immunoassay kits. (Ofloxacin label, Precautions)
Check Ofloxacin against everything you take. Add your full list; every pair is checked at once.
Open in the checkerNot medical advice. Severity reflects the label's wording, not your circumstances. A "major" flag can be routine under supervision and a "minor" one can matter at high doses. Ask a pharmacist.