Famotydyna: interakcje

• Gastric Acid Reducing Agents: Avoid co-administration with proton pump inhibitors (PPIs). (etykieta leku Akalabrutynib, Interakcje z innymi lekami)

Serious and fatal adverse reactions have been reported in low-birth weight and preterm neonates who received benzyl-alcohol-containing drugs intravenously. (etykieta leku Famotydyna, Ostrzeżenia i środki ostrożności)

Famotidine Injection is contraindicated in patients with a history of serious hypersensitivity reactions (e.g., anaphylaxis) to famotidine or other H 2 -receptor antagonists. (etykieta leku Famotydyna, Przeciwwskazania)

Use of KEVEYIS with drugs that are sensitive to OAT1 inhibition (e.g., methotrexate, famotidine, oseltamivir) is not recommended [see Clinical Pharmacology (12.3) ]. (etykieta leku Diklofenamid, Interakcje z innymi lekami)

Use of RPV with proton pump inhibitors is contraindicated and use of RPV with H 2 -receptor antagonists requires staggered administration [see Contraindications (4) and Clinical Pharmacology (12.3) ] . (etykieta leku Emtrycytabina + rylpiwiryna + tenofowir, Interakcje z innymi lekami)

Famotidine Injection is contraindicated in patients with a history of serious hypersensitivity reactions (e.g., anaphylaxis) to famotidine or other H 2 -receptor antagonists. (etykieta leku Famotydyna, Przeciwwskazania)

Concomitant administration of Risedronate sodium delayed-release and H 2 blockers or PPIs is not recommended. (etykieta leku Kwas ryzedronowy, Interakcje z innymi lekami)

Intervention Concomitant use of methylphenidate extended-release orally disintegrating tablets with a gastric pH modulator (i.e., a H2-blocker or a proton pump inhibitor) is not recommended. (etykieta leku Metylofenidat, Interakcje z innymi lekami)

Famotidine Injection is contraindicated in patients with a history of serious hypersensitivity reactions (e.g., anaphylaxis) to famotidine or other H 2 -receptor antagonists. (etykieta leku Famotydyna, Przeciwwskazania)

Concomitant Use With Gastric Acid-Reducing Agents : Avoid concomitant use of VOTRIENT with gastric acid-reducing agents. (etykieta leku Pazopanib, Interakcje z innymi lekami)

Famotidine Injection is contraindicated in patients with a history of serious hypersensitivity reactions (e.g., anaphylaxis) to famotidine or other H 2 -receptor antagonists. (etykieta leku Famotydyna, Przeciwwskazania)

Tizanidine (CYP1A2) Substrate : Potential for substantial increases in blood concentrations of tizanidine resulting in hypotension, bradycardia or excessive drowsiness; avoid concomitant use, if possible. (etykieta leku Famotydyna, Interakcje z innymi lekami)

An H2RA dose comparable to famotidine 20 mg once daily up to a dose comparable to famotidine 40 mg twice daily can be used with REYATAZ 300 mg with ritonavir 100 mg in treatment-naive patients. (etykieta leku Atazanawir, Interakcje z innymi lekami)

Proton Pump Inhibitors (PPI) As an alternative to PPIs, use short-acting antacids or H2 blockers and separate dosing by more than 2 hours from BOSULIF dosing. (etykieta leku Bosutynib, Interakcje z innymi lekami)

Drug Interactions Antacids Concomitant administration of high doses of antacids (sodium bicarbonate and aluminum hydroxide) or H 2 blockers reduces peak plasma levels by 24% to 42% and the extent of absorption by 27% to 32%, respectively. (etykieta leku Cefpodoksym, Interakcje z innymi lekami)

Tizanidine (CYP1A2 Substrate) Although not studied clinically, famotidine is considered a weak CYP1A2 inhibitor and may lead to substantial increases in blood concentrations of tizanidine, a CYP1A2 substrate. (etykieta leku Famotydyna, Interakcje z innymi lekami)

Tizanidine (CYP1A2 Substrate) Although not studied clinically, famotidine is considered a weak CYP1A2 inhibitor and may lead to substantial increases in blood concentrations of tizanidine, a CYP1A2 substrate. (etykieta leku Famotydyna, Interakcje z innymi lekami)

Drugs the Increase Gastric pH Co-administration of erlotinib with proton pump inhibitors (e.g., omeprazole) and H-2 receptor antagonists (e.g., ranitidine) decreased erlotinib exposure [see Clinical Pharmacology (12.3) ]. (etykieta leku Erlotynib, Interakcje z innymi lekami)

…Azoles Fluconazole, ketoconazole, itraconazole, miconazole, voriconazole Antineoplastic agents Capecitabine, fluorouracil Antidepressants Fluoxetine, fluvoxamine, sertraline Gastric acid reducing agents H 2 antagonists (cimetidine), omeprazole Sulfonamides Sulfamethizole, sulfaphenazole, sulfadiazine, sulfamethoxazole-trimethoprim Other Acute alcohol intake, amiodarone,… (etykieta leku Fenytoina, Interakcje z innymi lekami)

Tizanidine (CYP1A2 Substrate) Although not studied clinically, famotidine is considered a weak CYP1A2 inhibitor and may lead to substantial increases in blood concentrations of tizanidine, a CYP1A2 substrate. (etykieta leku Famotydyna, Interakcje z innymi lekami)

Histamine H 2 -receptor antagonists: Cimetidine, famotidine, nizatidine, ranitidine a Fosamprenavir calcium: ↓ Amprenavir Fosamprenavir calcium/ritonavir: Interaction not evaluated Use with caution. (etykieta leku Fosamprenawir, Interakcje z innymi lekami)

…Azoles Fluconazole, ketoconazole, itraconazole, miconazole, voriconazole Antineoplastic agents Capecitabine, fluorouracil Antidepressants Fluoxetine, fluvoxamine, sertraline Gastric acid reducing agents H 2 antagonists (cimetidine), omeprazole Sulfonamides Sulfamethizole, sulfaphenazole, sulfadiazine, sulfamethoxazole-trimethoprim Other Acute alcohol intake, amiodarone,… (etykieta leku Fosfenytoina, Interakcje z innymi lekami)

Drugs Affecting Gastric pH Drugs that elevate gastric pH (e.g., proton pump inhibitors, histamine H 2 -receptor antagonists, and antacids) may reduce plasma concentrations of gefitinib. (etykieta leku Gefitynib, Interakcje z innymi lekami)

…glimepiride, increasing the susceptibility to and/or intensity of hypoglycemia: oral anti-diabetic medications, pramlintide acetate, insulin, angiotensin converting enzyme (ACE) inhibitors, H 2 receptor antagonists, fibrates, propoxyphene, pentoxifylline, somatostatin analogs, anabolic steroids and androgens, cyclophosphamide, phenyramidol, guanethidine, fluconazole, sulfinpyrazone,… (etykieta leku Glimepiryd, Interakcje z innymi lekami)

…angiotensin II receptor blocking agents, disopyramide, fibrates, fluoxetine, monoamine oxidase inhibitors, pentoxifylline, pramlintide, propoxyphene, salicylates, somatostatin analogs (e.g., octreotide), sulfonamide antibiotics, nonsteroidal anti-inflammatory agents, chloramphenicol, probenecid, coumarins, voriconazole, H2 receptor antagonists, and quinolones. (etykieta leku Glipizyd, Interakcje z innymi lekami)

Gastrointestinal Drugs Drugs that reduce gastric acidity e.g. acid neutralizing medicines such as aluminum hydroxide, or acid secretion suppressors such as H 2 - receptor antagonists and proton pump inhibitors (e.g., omeprazole). (etykieta leku Itrakonazol, Interakcje z innymi lekami)

Tizanidine (CYP1A2 Substrate) Although not studied clinically, famotidine is considered a weak CYP1A2 inhibitor and may lead to substantial increases in blood concentrations of tizanidine, a CYP1A2 substrate. (etykieta leku Famotydyna, Interakcje z innymi lekami)

Drugs that may decrease ketoconazole plasma concentrations Drugs that reduce the gastric acidity (e.g., acid neutralizing medicines such as aluminum hydroxide, or acid secretion suppressors such as H 2 -receptor antagonists and proton pump inhibitors) impair the absorption of ketoconazole from ketoconazole tablets. (etykieta leku Ketokonazol, Interakcje z innymi lekami)

H2 Blockers In healthy volunteers, co-administration with ranitidine resulted in a 20% increased bioavailability of ibandronate, which was not considered to be clinically relevant (see CLINICAL PHARMACOLOGY [12.3] ) . (etykieta leku Kwas ibandronowy, Interakcje z innymi lekami)

Concomitant Drug Class: Drug Name Effect on Concentration ↓ = decrease, ↑ = increase Clinical Comment tenofovir DF = tenofovir disoproxil fumarate Acid Reducing Agents: ↓ ledipasvir Ledipasvir solubility decreases as pH increases. (etykieta leku Ledipaswir + sofosbuwir, Interakcje z innymi lekami)

Tizanidine (CYP1A2 Substrate) Although not studied clinically, famotidine is considered a weak CYP1A2 inhibitor and may lead to substantial increases in blood concentrations of tizanidine, a CYP1A2 substrate. (etykieta leku Famotydyna, Interakcje z innymi lekami)

Anaphylactic Shock and Hypersensitivity Reactions: Premedicate all patients with a combination of an H1-antihistamine, an H2 blocker, and a leukotriene inhibitor prior to each APHEXDA dose. (etykieta leku Motixafortide, Ostrzeżenia i środki ostrożności)

Proton Pump Inhibitors, H2-receptor Antagonists, or Antacids: may decrease bioavailability of MYCAPSSA and the MYCAPSSA dose may need to be increased (‎ 7 ). (etykieta leku Oktreotyd, Interakcje z innymi lekami)

…tablets, increasing the susceptibility to and/or intensity of hypoglycemia: oral anti-diabetic medications, pramlintide acetate, insulin, angiotensin converting enzyme (ACE) inhibitors, H2 receptor antagonists, fibrates, propoxyphene, pentoxifylline, somatostatin analogs, anabolic steroids and androgens, cyclophosphamide, phenyramidol, guanethidine, fluconazole, sulfinpyrazone,… (etykieta leku Pioglitazon + glimepiryd, Interakcje z innymi lekami)

H 2 -Receptor Antagonists: cimetidine famotidine nizatidine ranitidine ↔ rilpivirine (famotidine taken 12 hours before rilpivirine or 4 hours after rilpivirine) The combination of EDURANT or EDURANT PED and H 2 -receptor antagonists should be used with caution as coadministration may cause significant decreases in rilpivirine plasma concentrations (increase in… (etykieta leku Rylpiwiryna, Interakcje z innymi lekami)

Clinical Effect/Recommendation Acid Reducing Agents: ↓ velpatasvir Velpatasvir solubility decreases as pH increases. (etykieta leku Sofosbuwir + welpataswir, Interakcje z innymi lekami)

…physician, treatment may be resumed with the administration of an H 1 -receptor antagonist (such as diphenhydramine), if not previously administered [see Dosage and Administration (2.2) ] , and/or an H 2 -receptor antagonist (such as intravenous famotidine 20 mg or intravenous ranitidine 50 mg) approximately 30 minutes before restarting the TORISEL infusion. (etykieta leku Temsyrolimus, Ostrzeżenia i środki ostrożności)

…tigecycline, voriconazole, zafirlukast aprepitant, bosentan, carbamazepine, phenobarbital, rifampin CYP1A2 acyclovir, allopurinol, caffeine, cimetidine, ciprofloxacin, disulfiram, enoxacin, famotidine, fluvoxamine, methoxsalen, mexiletine, norfloxacin, oral contraceptives, phenylpropanolamine, propafenone, propranolol, terbinafine, thiabendazole, ticlopidine, verapamil,… (etykieta leku Warfaryna, Interakcje z innymi lekami)

Tizanidine (CYP1A2 Substrate) Although not studied clinically, famotidine is considered a weak CYP1A2 inhibitor and may lead to substantial increases in blood concentrations of tizanidine, a CYP1A2 substrate. (etykieta leku Famotydyna, Interakcje z innymi lekami)

Tizanidine (CYP1A2 Substrate) Although not studied clinically, famotidine is considered a weak CYP1A2 inhibitor and may lead to substantial increases in blood concentrations of tizanidine, a CYP1A2 substrate. (etykieta leku Famotydyna, Interakcje z innymi lekami)

Drug Interactions Antacids The extent of absorption of cefaclor extended-release tablets is diminished if magnesium or aluminum hydroxide-containing antacids are taken within 1 hour of administration; H 2 blockers do not alter either the rate or the extent of absorption of cefaclor extended-release tablets. (etykieta leku Cefaklor, Interakcje z innymi lekami)

…Probenecid Probenecid is known to interact with the metabolism or renal tubular excretion of many drugs (e.g., acetaminophen, acyclovir, angiotensin-converting enzyme inhibitors, aminosalicylic acid, barbiturates, benzodiazepines, bumetanide, clofibrate, methotrexate, famotidine, furosemide, nonsteroidal anti-inflammatory agents, theophylline, and zidovudine). (etykieta leku Cydofowir, Interakcje z innymi lekami)

…drug-drug interactions have not been observed or are not anticipated with concomitant use of darunavir and cobicistat with rilpivirine, dolutegravir, raltegravir, abacavir, emtricitabine, emtricitabine/tenofovir alafenamide, tenofovir DF, lamivudine, stavudine, zidovudine, or acid modifying medications (antacids, H 2 -receptor antagonists, proton pump inhibitors). (etykieta leku Darunawir + kobicystat, Interakcje z innymi lekami)

Acid-Reducing Agents The aqueous solubility of lapatinib is pH dependent, with higher pH resulting in lower solubility. (etykieta leku Lapatynib, Interakcje z innymi lekami)

No change in choice reaction time or sedation index was detected after dosing with the H2 receptor antagonists. (etykieta leku Midazolam, Interakcje z innymi lekami)

Moexipril hydrochloride has been used in clinical trials concomitantly with calcium-channel-blocking agents, diuretics, H 2 blockers, digoxin, oral hypoglycemic agents, and cholesterol-lowering agents. (etykieta leku Moeksypryl, Interakcje z innymi lekami)

No pharmacodynamic effects of either histamine H 2 receptor antagonist were observed. (etykieta leku Nizoldypina, Interakcje z innymi lekami)

Effient can be administered with aspirin (75 mg to 325 mg per day), heparin, GPIIb/IIIa inhibitors, statins, digoxin, and drugs that elevate gastric pH, including proton pump inhibitors and H 2 blockers [see Clinical Pharmacology (12.3) ] . (etykieta leku Prasugrel, Interakcje z innymi lekami)

Długotrwałe leczenie zmniejszające wydzielanie kwasu zaburza wchłanianie witaminy B12 z pożywienia i może prowadzić do niedoboru. (NIH Office of Dietary Supplements, Vitamin B12)

Leki zmniejszające wydzielanie kwasu obniżają kwaśność soku żołądkowego i mogą zmniejszać ilość żelaza wchłanianego z suplementów i pożywienia. (NIH Office of Dietary Supplements, Iron)

Effects of Concomitant Acid Blockers or Antibiotics A population pharmacokinetic analysis suggests that the pharmacokinetics of alvimopan were not affected by concomitant administration of acid blockers (proton pump inhibitors (PPIs), histamine-2 (H 2 ) receptor antagonists) or antibiotics. (etykieta leku Alwimopan, Interakcje z innymi lekami)

…ampicillin, with or without sulbactam atenolol azithromycin caffeine, dietary ingestion cefaclor co-trimoxazole (trimethoprim and sulfamethoxazole) diltiazem dirithromycin enflurane famotidine felodipine finasteride hydrocortisone isoflurane isoniazid isradipine influenza vaccine ketoconazole lomefloxacin mebendazole medroxyprogesterone methylprednisolone metronidazole… (etykieta leku Aminofilina, Interakcje z innymi lekami)

Drugs Having No Clinically Important Interactions with ABILIFY MAINTENA Based on pharmacokinetic studies with oral aripiprazole, no dosage adjustment of ABILIFY MAINTENA is required when administered concomitantly with famotidine, valproate, lithium, lorazepam [see Clinical Pharmacology (12.3) ] . (etykieta leku Arypiprazol, Interakcje z innymi lekami)

…safety profile of desloratadine. [See Clinical Pharmacology (12.3) .] 7.3 Cimetidine In controlled clinical studies co-administration of desloratadine with cimetidine, a histamine H2-receptor antagonist, resulted in increased plasma concentrations of desloratadine and 3 hydroxydesloratadine, but there were no clinically relevant changes in the safety profile… (etykieta leku Desloratadyna, Interakcje z innymi lekami)

…Significant Interactions with Efavirenz No dosage adjustment is recommended when efavirenz is given with the following: aluminum/magnesium hydroxide antacids, azithromycin, cetirizine, famotidine, fluconazole, lorazepam, nelfinavir, nucleoside reverse transcriptase inhibitors (abacavir, emtricitabine, lamivudine, stavudine, tenofovir disoproxil fumarate, zidovudine),… (etykieta leku Efawirenz, Interakcje z innymi lekami)

Drugs without Clinically Significant Interactions No dosage adjustment is recommended when SYMFI is administered with the following: aluminum/magnesium hydroxide antacids, azithromycin, cetirizine, famotidine, fluconazole, and lorazepam. (etykieta leku Efawirenz + lamiwudyna + tenofowir, Interakcje z innymi lekami)

…GENVOYA Based on drug interaction studies conducted with the components of GENVOYA, no clinically significant drug interactions have been observed or are expected when GENVOYA is combined with the following drugs: famciclovir, famotidine, ledipasvir, methadone, omeprazole, prasugrel (active metabolite), sertraline, sofosbuvir, velpatasvir, and voxilaprevir. (etykieta leku Elwitegrawir + kobicystat + emtrycytabina + tenofowir, Interakcje z innymi lekami)

…triazolam is concomitantly administered with SUNLENCA 7.4 Drugs without Clinically Significant Interactions with SUNLENCA Based on drug interaction studies conducted with SUNLENCA, no clinically significant drug interactions have been observed with: darunavir/cobicistat, cobicistat, famotidine, pitavastatin, rosuvastatin, tenofovir alafenamide, and voriconazole. (etykieta leku Lenakapawir, Interakcje z innymi lekami)

No clinically relevant effects on the pharmacokinetics of Noxafil delayed-release tablets were observed during concomitant use with antacids, H 2 -receptor antagonists and proton pump inhibitors, and metoclopramide [see Clinical Pharmacology (12.3) ] . (etykieta leku Pozakonazol, Interakcje z innymi lekami)

…nifedipine cefaclor nizatidine co-trimoxazole (trimethoprim and sulfamethoxazole) norfloxacin ofloxacin diltiazem omeprazole dirithromycin prednisone, prednisolone enflurane ranitidine famotidine rifabutin felodipine roxithromycin finasteride Sorbitol (purgative doses do not inhibit hydrocortisone theophylline absorption) isoflurane sucralfate isoniazid terbutaline,… (etykieta leku Teofilina, Interakcje z innymi lekami)