Interações de Paracetamol

Paracetamol (Tylenol, Ofirmev, Panadol) tem 63 interações documentadas nas bulas da FDA e nas fichas informativas que indexamos (graves: 3; moderadas: 45; leves: 8; casos em que uma bula relata não haver interação significativa: 7). Cada item abaixo cita a frase em que se baseia. Esta página de medicamento é um ponto de partida, não um veredito para a sua situação.

Aparência de Paracetamol

Todas as 11 versões
Paracetamol 500 mg em comprimido: branco, oval, 17 mm, com a gravação 44 de um lado e 175 do outro.
44 / 175
500 mg · branco · oval · 17 mm
Salado Sales
Paracetamol 650 mg em comprimido: branco, oval, 19 mm, com a gravação L544.
L544
650 mg · branco · oval · 19 mm
Dolgencorp
Paracetamol 500 mg em comprimido: branco, oval, 18 mm, com a gravação A1.
A1
500 mg · branco · oval · 18 mm
Pharmadel
Paracetamol 500 mg em comprimido: branco, em forma de cápsula, 18 mm, com a gravação GL5.
GL5
500 mg · branco · em forma de cápsula · 18 mm
Cabinet Health P.B.C.

Representações criadas a partir das listas de produtos das bulas da FDA: cor, formato, tamanho e gravação. 11 versões documentadas de 12 fabricantes.

O paracetamol (chamado de acetaminofeno nos Estados Unidos) é um analgésico e antitérmico vendido sem receita como Tylenol, Panadol, Mapap e muitos genéricos, e com receita em combinação com opioides e na forma injetável Ofirmev. Ele alivia a dor leve a moderada de dor de cabeça, dor de dente, dor nas costas, resfriados e artrite, e baixa a febre. Os comprimidos de venda livre geralmente são tomados a cada 4 a 6 horas, com um limite diário indicado na bula. Ao contrário do ibuprofeno, ele não reduz a inflamação.

  • O que dizem: “Tylenol não vale nada, não faz absolutamente nada pela minha dor.” O que as evidências mostram
  • O que dizem: “Ele para de funcionar depois de um tempo, minha tolerância aumentou mais rápido do que com qualquer outra coisa.” O que as evidências mostram
  • Pergunta: Quanto paracetamol pode ser tomado em um dia? Resposta

Interações segundo a bula

Interações graves (3)

  • Hypersensitivity Reactions Serious acute hypersensitivity reactions; including fatal or life-threatening anaphylaxis, rash, hypotension, wheezing, and/or shortness of breath; have been observed in patients receiving intravenous acetylcysteine for acetaminophen overdose and occurred soon after initiation of the infusion [ see Adverse Reactions ( 6 ) ]. (bula de Acetilcisteína, Advertências e precauções)

  • Acetaminophen: Avoid concomitant use with Metopirone. (bula de Metirapona, Interações medicamentosas)

  • A baby nursing from an ultra-rapid metabolizer mother taking tramadol hydrochloride and acetaminophen could potentially be exposed to high levels of M1, and experience life-threatening respiratory depression. (bula de Tramadol + paracetamol, Advertências e precauções)

Interações moderadas (45)

  • ÁlcoolÁlcoolModerada

    Beber com regularidade ou em grande quantidade aumenta o risco de lesão hepática causada pelo paracetamol. (NIAAA, Harmful Interactions: Mixing Alcohol with Medicines)

  • AlentuzumabeimunossupressorModerada

    Premedicate patients with an antihistamine and acetaminophen prior to each dose. (bula de Alentuzumabe, Advertências e precauções)

  • ApixabanaanticoagulanteModerada

    Chronic oral acetaminophen use at a dose of 4,000 mg/day has been shown to cause an increase in international normalized ratio (INR) in some patients who have been stabilized on sodium warfarin as an anticoagulant. (bula de Paracetamol, Interações medicamentosas)

  • ArgatrobanaanticoagulanteModerada

    Chronic oral acetaminophen use at a dose of 4,000 mg/day has been shown to cause an increase in international normalized ratio (INR) in some patients who have been stabilized on sodium warfarin as an anticoagulant. (bula de Paracetamol, Interações medicamentosas)

  • Articaína + epinefrinaanestésico localModerada

    …Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine Monoamine Oxidase Inhibitors, Nonselective Beta-Adrenergic Antagonists, or Tricyclic Antidepressants: May produce severe, prolonged… (bula de Articaína + epinefrina, Interações medicamentosas)

  • BivalirudinaanticoagulanteModerada

    Chronic oral acetaminophen use at a dose of 4,000 mg/day has been shown to cause an increase in international normalized ratio (INR) in some patients who have been stabilized on sodium warfarin as an anticoagulant. (bula de Paracetamol, Interações medicamentosas)

  • Bupivacaína + epinefrinaanestésico localModerada

    …Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine 7.6 Potent Inhalation Anesthetics Serious dose-related cardiac arrhythmias may occur if preparations containing a vasoconstrictor… (bula de Bupivacaína + epinefrina, Interações medicamentosas)

  • Butalbital + paracetamolbarbitúricoModerada

    Effects of Other Substances on Acetaminophen Substances that induce or regulate hepatic cytochrome enzyme CYP2E1 may alter the metabolism of acetaminophen and increase its hepatotoxic potential. (bula de Paracetamol, Interações medicamentosas)

  • Effects of Other Substances on Acetaminophen Substances that induce or regulate hepatic cytochrome enzyme CYP2E1 may alter the metabolism of acetaminophen and increase its hepatotoxic potential. (bula de Paracetamol, Interações medicamentosas)

  • Effects of Other Substances on Acetaminophen Substances that induce or regulate hepatic cytochrome enzyme CYP2E1 may alter the metabolism of acetaminophen and increase its hepatotoxic potential. (bula de Paracetamol, Interações medicamentosas)

  • Cloroprocaínaanestésico localModerada

    …procaine, ropivacaine, tetracaine Antineoplastic agents cyclophosphamide, flutamide, hydroxyurea, ifosfamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants Phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine (bula de Cloroprocaína, Precauções)

  • DabigatranaanticoagulanteModerada

    Chronic oral acetaminophen use at a dose of 4,000 mg/day has been shown to cause an increase in international normalized ratio (INR) in some patients who have been stabilized on sodium warfarin as an anticoagulant. (bula de Paracetamol, Interações medicamentosas)

  • Desogestrel + etinilestradiolanticoncepcional oralModerada

    Ascorbic acid and acetaminophen may increase plasma EE concentrations, possibly by inhibition of conjugation. (bula de Desogestrel + etinilestradiol, Interações medicamentosas)

  • DiclofenacoAINEModerada

    Exercise caution when prescribing ZIPSOR with concomitant drugs that are known to be potentially hepatotoxic (e.g., acetaminophen, antibiotics, antiepileptics). (bula de Diclofenaco, Advertências e precauções)

  • DiflunisalAINEModerada

    Acetaminophen In normal volunteers, concomitant administration of diflunisal and acetaminophen resulted in an approximate 50% increase in plasma levels of acetaminophen. (bula de Diflunisal, Interações medicamentosas)

  • Drospirenona + etinilestradiolanticoncepcional oralModerada

    Ascorbic acid and acetaminophen may increase plasma EE concentrations, possibly by inhibition of conjugation. (bula de Drospirenona + etinilestradiol, Interações medicamentosas)

  • EdoxabanaanticoagulanteModerada

    Chronic oral acetaminophen use at a dose of 4,000 mg/day has been shown to cause an increase in international normalized ratio (INR) in some patients who have been stabilized on sodium warfarin as an anticoagulant. (bula de Paracetamol, Interações medicamentosas)

  • EnoxaparinaanticoagulanteModerada

    Chronic oral acetaminophen use at a dose of 4,000 mg/day has been shown to cause an increase in international normalized ratio (INR) in some patients who have been stabilized on sodium warfarin as an anticoagulant. (bula de Paracetamol, Interações medicamentosas)

  • Ascorbic acid and acetaminophen may increase plasma ethinyl estradiol concentrations, possibly by inhibition of conjugation. (bula de Etonogestrel + etinilestradiol, Interações medicamentosas)

  • FondaparinuxanticoagulanteModerada

    Chronic oral acetaminophen use at a dose of 4,000 mg/day has been shown to cause an increase in international normalized ratio (INR) in some patients who have been stabilized on sodium warfarin as an anticoagulant. (bula de Paracetamol, Interações medicamentosas)

  • HeparinaanticoagulanteModerada

    Chronic oral acetaminophen use at a dose of 4,000 mg/day has been shown to cause an increase in international normalized ratio (INR) in some patients who have been stabilized on sodium warfarin as an anticoagulant. (bula de Paracetamol, Interações medicamentosas)

  • Effects of Other Substances on Acetaminophen Substances that induce or regulate hepatic cytochrome enzyme CYP2E1 may alter the metabolism of acetaminophen and increase its hepatotoxic potential. (bula de Paracetamol, Interações medicamentosas)

  • InfliximabeimunossupressorModerada

    Medications for the treatment of hypersensitivity reactions (e.g., acetaminophen, antihistamines, corticosteroids and/or epinephrine) should be available for immediate use in the event of a reaction [see Dosage and Administration (2.10) and Adverse Reactions (6.1) ] . (bula de Infliximabe, Advertências e precauções)

  • IsoniazidaantibióticoModerada

    Acetaminophen A report of severe acetaminophen toxicity was reported in a patient receiving isoniazid. (bula de Isoniazida, Interações medicamentosas)

  • Levonorgestrel + etinilestradiolanticoncepcional oralModerada

    Ascorbic acid and acetaminophen may increase systemic exposure of ethinyl estradiol, possibly by inhibition of conjugation. (bula de Levonorgestrel + etinilestradiol, Interações medicamentosas)

  • Lidocaína + epinefrinaanestésico localModerada

    …Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine 7.6 Potent Inhalation Anesthetics Serious dose-related cardiac arrhythmias may occur if preparations containing epinephrine are… (bula de Lidocaína + epinefrina, Interações medicamentosas)

  • Lidocaína + prilocaínaanestésico localModerada

    …prilocaine, procaine, ropivacaine, tetracaine Antineoplastic agents cyclophosphamide, flutamide, hydroxyurea, isofamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sufonamides Antimalarials chloroquine, primaquine Anticonvulsants Phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine (bula de Lidocaína + prilocaína, Interações medicamentosas)

  • LomitapidaModerada

    Caution should be exercised when JUXTAPID is used with other medications known to have potential for hepatotoxicity, such as isotretinoin, amiodarone, acetaminophen (>4 g/day for ≥3 days/week), methotrexate, tetracyclines, and tamoxifen. (bula de Lomitapida, Advertências e precauções)

  • Mepivacaínaanestésico localModerada

    …procaine, ropivacaine, tetracaine Antineoplastic agents cyclophosphamide, flutamide, hydroxyurea, ifosfamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine (bula de Mepivacaína, Interações medicamentosas)

  • Premedicate with an analgesic medication (e.g., acetaminophen) prior to each APHEXDA dose. (bula de Motixafortida, Advertências e precauções)

  • Ascorbic acid and acetaminophen may increase plasma EE concentrations, possibly by inhibition of conjugation. (bula de Norelgestromina + etinilestradiol, Interações medicamentosas)

  • Noretisterona + etinilestradiolanticoncepcional oralModerada

    Ascorbic acid and acetaminophen may increase plasma ethinyl estradiol levels, possibly by inhibition of conjugation. (bula de Noretisterona + etinilestradiol, Interações medicamentosas)

  • Norgestimato + etinilestradiolanticoncepcional oralModerada

    Ascorbic acid and acetaminophen may increase plasma EE concentrations, possibly by inhibition of conjugation. (bula de Norgestimato + etinilestradiol, Interações medicamentosas)

  • Norgestrel + etinilestradiolanticoncepcional oralModerada

    Ascorbic acid and acetaminophen may increase plasma EE concentrations, possibly by inhibition of conjugation. (bula de Norgestrel + etinilestradiol, Interações medicamentosas)

  • OcrelizumabeimunossupressorModerada

    The addition of an antipyretic (e.g., acetaminophen) may also be considered [see Dosage and Administration (2.2) ]. (bula de Ocrelizumabe, Advertências e precauções)

  • Effects of Other Substances on Acetaminophen Substances that induce or regulate hepatic cytochrome enzyme CYP2E1 may alter the metabolism of acetaminophen and increase its hepatotoxic potential. (bula de Paracetamol, Interações medicamentosas)

  • Paracetamol + codeínaopioideModerada

    Effects of Other Substances on Acetaminophen Substances that induce or regulate hepatic cytochrome enzyme CYP2E1 may alter the metabolism of acetaminophen and increase its hepatotoxic potential. (bula de Paracetamol, Interações medicamentosas)

  • Effects of Other Substances on Acetaminophen Substances that induce or regulate hepatic cytochrome enzyme CYP2E1 may alter the metabolism of acetaminophen and increase its hepatotoxic potential. (bula de Paracetamol, Interações medicamentosas)

  • Prilocaína + epinefrinaanestésico localModerada

    …Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine The administration of local anesthetic injections containing epinephrine or norepinephrine to patients receiving monoamine oxidase… (bula de Prilocaína + epinefrina, Interações medicamentosas)

  • ProbenecidaModerada

    In patients on probenecid who require a mild analgesic agent the use of acetaminophen rather than small doses of salicylates would be preferred. (bula de Probenecida, Advertências)

  • In patients on probenecid and colchicine who require a mild analgesic agent the use of acetaminophen rather than small doses of salicylates would be preferred. (bula de Probenecida + colchicina, Advertências)

  • RivaroxabanaanticoagulanteModerada

    Chronic oral acetaminophen use at a dose of 4,000 mg/day has been shown to cause an increase in international normalized ratio (INR) in some patients who have been stabilized on sodium warfarin as an anticoagulant. (bula de Paracetamol, Interações medicamentosas)

  • Ropivacaínaanestésico localModerada

    …Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants Phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine NAROPIN should be used with caution in patients receiving other local anesthetics or agents structurally related to amide- type… (bula de Ropivacaína, Interações medicamentosas)

  • VarfarinaanticoagulanteModerada

    Chronic oral acetaminophen use at a dose of 4,000 mg/day has been shown to cause an increase in international normalized ratio (INR) in some patients who have been stabilized on sodium warfarin as an anticoagulant. (bula de Paracetamol, Interações medicamentosas)

  • Prior to the first BIZENGRI infusion, premedicate with a corticosteroid, an H1 antihistamine and acetaminophen to reduce the risk of IRRs [see Dosage and Administration (2.4) ]. (bula de Zenocutuzumabe, Advertências e precauções)

Menções leves (8)

  • CarbamazepinaanticonvulsivanteLeve

    Drugs metabolized by CYP3A4 or CYP1A2 include the following: Acetaminophen, albendazole, alprazolam, aprepitant, buprenorphone, bupropion, buspirone, citalopram, clobazam, clonazepam, clozapine, cyclosporin, delavirdine, desipramine, diazepam, dicumarol, dihydropyridine calcium channel blockers (e.g., felodipine), doxycycline, ethosuximide, everolimus, felbamate,… (bula de Carbamazepina, Interações medicamentosas)

  • CidofovirantiviralLeve

    Drug Interactions 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,… (bula de Cidofovir, Interações medicamentosas)

  • DobutaminasimpaticomiméticoLeve

    Drug Interactions There was no evidence of drug interactions in clinical studies in which dobutamine was administered concurrently with other drugs, including digitalis preparations, furosemide, spironolactone, lidocaine, glyceryl trinitrate, isosorbide dinitrate, morphine, atropine, heparin, protamine, potassium chloride, folic acid, and acetaminophen. (bula de Dobutamina, Interações medicamentosas)

  • Exenatidaagonista do receptor de GLP-1Leve

    Orally Administered Drugs (e.g., acetaminophen) Clinical Impact Exenatide slows gastric emptying. (bula de Exenatida, Interações medicamentosas)

  • Finasteridainibidor da 5-alfa-redutaseLeve

    Other Concomitant Therapy Although specific interaction studies were not performed, 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… (bula de Finasterida, Interações medicamentosas)

  • RituximabeimunossupressorLeve

    Premedicate patients with an antihistamine and acetaminophen prior to dosing. (bula de Rituximabe, Advertências e precauções)

  • Telmisartana + anlodipinobloqueador do receptor da angiotensina II (BRA)Leve

    Other Drugs: Co-administration of telmisartan did not result in a clinically significant interaction with acetaminophen, amlodipine, glyburide, simvastatin, hydrochlorothiazide, warfarin, or ibuprofen. (bula de Telmisartana + anlodipino, Interações medicamentosas)

  • Treprostinilaanálogo de prostaglandinaLeve

    Effect of Other Drugs on Treprostinil Drug interaction studies have been carried out with treprostinil (oral or subcutaneous) co-administered with acetaminophen (4 g/day), warfarin (25 mg/day), and fluconazole (200 mg/day), respectively, in healthy volunteers. (bula de Treprostinila, Interações medicamentosas)

Nenhuma interação significativa relatada (7)

  • Ácido valproicoanticonvulsivanteSem interação

    Drugs for which either no interaction or a likely clinically unimportant interaction has been observed Acetaminophen Valproate had no effect on any of the pharmacokinetic parameters of acetaminophen when it was concurrently administered to three epileptic patients. (bula de Ácido valproico, Interações medicamentosas)

  • AtazanavirantirretroviralSem interação

    Drugs with No Observed Interactions with REYATAZ No clinically significant drug interactions were observed when REYATAZ was coadministered with methadone, fluconazole, acetaminophen, atenolol, or the nucleoside reverse transcriptase inhibitors lamivudine or zidovudine [see Clinical Pharmacology, Tables 21 and 22 (12.3) ] . (bula de Atazanavir, Interações medicamentosas)

  • CetorolacoAINESem interação

    Therapeutic concentrations of digoxin, warfarin, ibuprofen, naproxen, piroxicam, acetaminophen, phenytoin and tolbutamide did not alter ketorolac tromethamine protein binding. (bula de Cetorolaco, Interações medicamentosas)

  • Entricitabina + rilpivirina + tenofovirantirretroviralSem interação

    No clinically significant drug interactions have been observed between RPV and the following medications: acetaminophen, atorvastatin, chlorzoxazone, ethinyl estradiol, ledipasvir/sofosbuvir, norethindrone, sildenafil, simeprevir, sofosbuvir, sofosbuvir/velpatasvir, sofosbuvir/velpatasvir/voxilaprevir, or TDF. (bula de Entricitabina + rilpivirina + tenofovir, Interações medicamentosas)

  • OseltamivirantiviralSem interação

    …Clinically Significant Drug Interaction with TAMIFLU No dose adjustments are needed for either oseltamivir or the concomitant drug when coadministering oseltamivir with amoxicillin, acetaminophen, aspirin, cimetidine, antacids (magnesium and aluminum hydroxides and calcium carbonates), rimantadine, amantadine, or warfarin [see Clinical Pharmacology (12.3) ] . (bula de Oseltamivir, Interações medicamentosas)

  • RilpivirinaantirretroviralSem interação

    …included in Table 6, the interaction between EDURANT and the following drugs was evaluated in clinical studies and no dose adjustment is needed for either drug [see Clinical Pharmacology (12.3) ] : acetaminophen, atorvastatin, chlorzoxazone, cabotegravir, ethinylestradiol, norethindrone, raltegravir, sildenafil, simeprevir and tenofovir disoproxil fumarate. (bula de Rilpivirina, Interações medicamentosas)

  • SulindacoAINESem interação

    Acetaminophen Acetaminophen had no effect on the plasma levels of sulindac or its sulfide metabolite. (bula de Sulindaco, Interações medicamentosas)

Verifique Paracetamol com tudo o que você toma. Adicione sua lista completa; todos os pares são verificados de uma vez.

Abrir no verificador

Não é aconselhamento médico. A gravidade reflete a redação da bula, não as suas circunstâncias. Um alerta “grave” pode ser rotina sob supervisão, e um “leve” pode ser importante em doses altas. Pergunte a um farmacêutico.