Interações de Tamoxifeno

Tamoxifeno (Soltamox, Nolvadex), modulador seletivo do receptor de estrogênio, tem 155 interações documentadas nas bulas da FDA e nas fichas informativas que indexamos (graves: 68; moderadas: 68; leves: 18; casos em que uma bula relata não haver interação significativa: 1). 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.

Interações segundo a bula

Interações graves (68)

  • AmiodaronaantiarrítmicoGrave

    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. (bula de Amiodarona, Advertências e precauções)

  • Anastrozolinibidor da aromataseGrave

    Anastrozole and letrozole: Should not be used in combination with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • ApixabanaanticoagulanteGrave

    For women with DCIS and for the reduction in breast cancer incidence in women at high risk, tamoxifen is contraindicated in women who require concomitant warfarin-type anticoagulant therapy or in women with a history of deep vein thrombosis or pulmonary embolus. (bula de Tamoxifeno, Advertências e precauções)

  • Aprepitantoinibidor da CYP3A4Grave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • ArgatrobanaanticoagulanteGrave

    For women with DCIS and for the reduction in breast cancer incidence in women at high risk, tamoxifen is contraindicated in women who require concomitant warfarin-type anticoagulant therapy or in women with a history of deep vein thrombosis or pulmonary embolus. (bula de Tamoxifeno, Advertências e precauções)

  • Armodafinilaestimulante do SNCGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Azitromicinaantibiótico macrolídeoGrave

    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. (bula de Azitromicina, Advertências e precauções)

  • BivalirudinaanticoagulanteGrave

    For women with DCIS and for the reduction in breast cancer incidence in women at high risk, tamoxifen is contraindicated in women who require concomitant warfarin-type anticoagulant therapy or in women with a history of deep vein thrombosis or pulmonary embolus. (bula de Tamoxifeno, Advertências e precauções)

  • Bosentanaindutor da CYP3A4Grave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • CarbamazepinaanticonvulsivanteGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • CenobamatoanticonvulsivanteGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • CiprofloxacinofluoroquinolonaGrave

    Avoid use in patients with known prolongation, those with hypokalemia, and with other drugs that prolong the QT interval. (bula de Ciprofloxacino, Advertências e precauções)

  • ClobazambenzodiazepínicoGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • CloroquinaantimaláricoGrave

    Tamoxifen: Concomitant use of chloroquine with drugs known to induce retinal toxicity such as tamoxifen is not recommended (see WARNINGS ). (bula de Cloroquina, Interações medicamentosas)

  • DabigatranaanticoagulanteGrave

    For women with DCIS and for the reduction in breast cancer incidence in women at high risk, tamoxifen is contraindicated in women who require concomitant warfarin-type anticoagulant therapy or in women with a history of deep vein thrombosis or pulmonary embolus. (bula de Tamoxifeno, Advertências e precauções)

  • Deferasiroxsuplemento de ferroGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • DexametasonacorticosteroideGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • DofetilidaantiarrítmicoGrave

    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. (bula de Dofetilida, Advertências)

  • EdoxabanaanticoagulanteGrave

    For women with DCIS and for the reduction in breast cancer incidence in women at high risk, tamoxifen is contraindicated in women who require concomitant warfarin-type anticoagulant therapy or in women with a history of deep vein thrombosis or pulmonary embolus. (bula de Tamoxifeno, Advertências e precauções)

  • EfavirenzantirretroviralGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • EnoxaparinaanticoagulanteGrave

    For women with DCIS and for the reduction in breast cancer incidence in women at high risk, tamoxifen is contraindicated in women who require concomitant warfarin-type anticoagulant therapy or in women with a history of deep vein thrombosis or pulmonary embolus. (bula de Tamoxifeno, Advertências e precauções)

  • Concomitant use of COMPLERA with drugs with a known risk to prolong the QTc interval of the electrocardiogram may increase the risk of Torsade de Pointes. (bula de Entricitabina + rilpivirina + tenofovir, Advertências e precauções)

  • EslicarbazepinaanticonvulsivanteGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • EtravirinaantirretroviralGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • FenitoínaanticonvulsivanteGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • FenobarbitalbarbitúricoGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Fentermina + topiramatoestimulante do SNCGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Fluconazolantifúngico azólicoGrave

    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. (bula de Fluconazol, Contraindicações)

  • FondaparinuxanticoagulanteGrave

    For women with DCIS and for the reduction in breast cancer incidence in women at high risk, tamoxifen is contraindicated in women who require concomitant warfarin-type anticoagulant therapy or in women with a history of deep vein thrombosis or pulmonary embolus. (bula de Tamoxifeno, Advertências e precauções)

  • FoscarneteantiviralGrave

    (See DOSAGE and ADMINISTRATION. ) Because of the risk of QT prolongation and the potential for torsades de pointes, the use of FOSCAVIR should be avoided in combination with agents known to prolong the QT interval including Class IA (e.g., quinidine or procainamide) or Class III (e.g., dofetilide, amiodarone, sotalol) antiarrhythmic agents, phenothiazines, tricyclic… (bula de Foscarnete, Interações medicamentosas)

  • FosfenitoínaanticonvulsivanteGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • FosfomicinaantibióticoGrave

    Avoid co-administration of CONTEPO with drugs known to prolong the QT interval. (bula de Fosfomicina, Interações medicamentosas)

  • GriseofulvinaantifúngicoGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • HeparinaanticoagulanteGrave

    For women with DCIS and for the reduction in breast cancer incidence in women at high risk, tamoxifen is contraindicated in women who require concomitant warfarin-type anticoagulant therapy or in women with a history of deep vein thrombosis or pulmonary embolus. (bula de Tamoxifeno, Advertências e precauções)

  • Hidroxicloroquinamedicamento que prolonga o intervalo QTGrave

    Therefore, PLAQUENIL is not recommended in patients taking other drugs that have the potential to prolong the QT interval. (bula de Hidroxicloroquina, Advertências e precauções)

  • IloperidonaantipsicóticoGrave

    Avoid the use of FANAPT in combination with any other drugs that prolong the QT interval [see Warnings and Precautions (5.3) ] . (bula de Iloperidona, Interações medicamentosas)

  • 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 )] . (bula de Ivabradina, Advertências e precauções)

  • Letrozolinibidor da aromataseGrave

    Anastrozole and letrozole: Should not be used in combination with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • LevofloxacinofluoroquinolonaGrave

    Avoid use in patients with known prolongation, those with hypokalemia, and with other drugs that prolong the QT interval ( 5.11 , 8.5 ) (bula de Levofloxacino, Advertências e precauções)

  • Lopinavir + ritonavirantirretroviralGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Lorlatinibeindutor da CYP3A4Grave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • MirtazapinaantidepressivoGrave

    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). (bula de Mirtazapina, Interações medicamentosas)

  • Mitapivateindutor da CYP3A4Grave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Mitotanoindutor da CYP3A4Grave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Modafinilaestimulante do SNCGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Nafcilinaantibiótico da classe das penicilinasGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • NevirapinaantirretroviralGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Avoid coadministration of oxaliplatin injection with medicinal products with a known potential to prolong the QT interval. (bula de Oxaliplatina, Interações medicamentosas)

  • OxcarbazepinaanticonvulsivanteGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Avoid coadministration of VOTRIENT with drugs known to prolong the QT/QTc interval. (bula de Pazopanibe, Interações medicamentosas)

  • PimozidaantipsicóticoGrave

    Because pimozide prolongs the QT interval of the electrocardiogram it is contraindicated in patients with congenital long QT syndrome, patients with a history of cardiac arrhythmias, patients taking other drugs which prolong the QT interval of the electrocardiogram or patients with known hypokalemia or hypomagnesemia (see also PRECAUTIONS - DRUG INTERACTIONS ). (bula de Pimozida, Contraindicações)

  • Pitolisantomedicamento que prolonga o intervalo QTGrave

    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 )]. (bula de Pitolisanto, Advertências e precauções)

  • PrimidonaanticonvulsivanteGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • PropafenonaantiarrítmicoGrave

    • Avoid use with other antiarrhythmic agents or drugs that prolong the QT interval. (bula de Propafenona, Advertências e precauções)

  • RifabutinaantibióticoGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • RifampicinaantibióticoGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • RifapentinaantibióticoGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • RitonavirantirretroviralGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • RivaroxabanaanticoagulanteGrave

    For women with DCIS and for the reduction in breast cancer incidence in women at high risk, tamoxifen is contraindicated in women who require concomitant warfarin-type anticoagulant therapy or in women with a history of deep vein thrombosis or pulmonary embolus. (bula de Tamoxifeno, Advertências e precauções)

  • SertralinaISRSGrave

    Avoid the concomitant use of drugs known to prolong the QTc interval. (bula de Sertralina, Interações medicamentosas)

  • Suzetriginaindutor da CYP3A4Grave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • Tetrabenazinainibidor do VMAT2Grave

    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) ]. (bula de Tetrabenazina, Interações medicamentosas)

  • TioridazinaantipsicóticoGrave

    CONTRAINDICATIONS Thioridazine hydrochloride tablet use should be avoided in combination with other drugs that are known to prolong the QTc interval and in patients with congenital long QT syndrome or a history of cardiac arrhythmias. (bula de Tioridazina, Contraindicações)

  • TopiramatoanticonvulsivanteGrave

    Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (bula de Tamoxifeno, Interações medicamentosas)

  • VarfarinaanticoagulanteGrave

    SOLTAMOX is contraindicated in patients who require concomitant warfarin therapy or have a history of deep vein thrombosis or pulmonary embolus if the indication for treatment is either reduction of breast cancer incidence in high-risk patients or risk reduction of invasive breast cancer after treatment of DCIS [see Warnings and Precautions (5.2) and Drug Interactions… (bula de Tamoxifeno, Contraindicações)

  • Avoid concomitant use of VEPPANU with strong CYP3A inhibitors or drugs known to prolong the QTc interval. (bula de Vepdegestranto, Advertências e precauções)

  • ZiprasidonaantipsicóticoGrave

    …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. (bula de Ziprasidona, Contraindicações)

Interações moderadas (68)

  • Arformoterolagonista beta-adrenérgicoModerada

    MAO inhibitors, tricyclic antidepressants and drugs that prolong the QTc interval may potentiate effect on the cardiovascular system. (bula de Arformoterol, Interações medicamentosas)

  • BicalutamidaandrogênioModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • BuprenorfinaopioideModerada

    The risk of combining buprenorphine with other QT-prolonging agents is not known. (bula de Buprenorfina, Advertências e precauções)

  • The risk of combining buprenorphine with other QT-prolonging agents is not known. (bula de Buprenorfina + naloxona, Advertências e precauções)

  • BupropionaantidepressivoModerada

    Drugs that require metabolic activation by CYP2D6 to be effective (e.g., tamoxifen) theoretically could have reduced efficacy when administered concomitantly with inhibitors of CYP2D6 such as bupropion. (bula de Bupropiona, Interações medicamentosas)

  • CiclofosfamidaimunossupressorModerada

    Tamoxifen Concomitant use of tamoxifen and a cyclophosphamide-containing chemotherapy regimen may increase the risk of thromboembolic complications. (bula de Ciclofosfamida, Interações medicamentosas)

  • Cinacalceteinibidor da CYP2D6Moderada

    QT Interval Prolongation and V entricular A rr h ythmia Decreases in serum calcium can also prolong the QT interval, potentially resulting in ventricular arrhythmia. (bula de Cinacalcete, Advertências e precauções)

  • CitalopramISRSModerada

    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. (bula de Citalopram, Advertências e precauções)

  • DanazolandrogênioModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Desfluranoanestésico geralModerada

    Carefully monitor cardiac rhythm when administering SUPRANE to susceptible patients (e.g., patients with congenital Long QT Syndrome or patients taking drugs that can prolong the QT interval). (bula de Desflurano, Advertências e precauções)

  • Desogestrel + etinilestradiolanticoncepcional oralModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Diacetato de etinodiol + etinilestradiolanticoncepcional oralModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Droperidolantagonista da dopaminaModerada

    …cardiac disease, 3) treatment with Class I 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 (see PRECAUTIONS, Drug Interactions ), and 6) electrolyte imbalance, in particular hypokalemia and hypomagnesemia, or concomitant treatment with drugs… (bula de Droperidol, Advertências)

  • Drospirenona + etinilestradiolanticoncepcional oralModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • EribulinaModerada

    QT Prolongation: Monitor for prolonged QT intervals in patients with congestive heart failure, bradyarrhythmias, drugs known to prolong the QT interval, and electrolyte abnormalities. (bula de Eribulina, Advertências e precauções)

  • EstradiolestrogênioModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Estradiol + dienogesteanticoncepcional oralModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Estradiol + noretisteronaestrogênioModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Estrogênios conjugadosestrogênioModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Exemestanoinibidor da aromataseModerada

    Percent Change in BMD from Baseline to 24 months, Exemestane vs. Control 1 IES 027 BMD Exemestane N=29 Tamoxifen 1 N=38 Exemestane N=59 Placebo 1 N=65 Lumbar spine (%) -3.1 -0.2 -3.5 -2.4 Femoral neck (%) -4.2 -0.3 -4.6 -2.6 During adjuvant treatment with exemestane, women with osteoporosis or at risk of osteoporosis should have their bone mineral density formally… (bula de Exemestano, Advertências e precauções)

  • FentanilaopioideModerada

    …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… (bula de Fentanila, Advertências e precauções)

  • FluoxetinaISRSModerada

    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 )] . (bula de Fluoxetina, Interações medicamentosas)

  • FlutamidaandrogênioModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Formoterolagonista beta-adrenérgicoModerada

    …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. (bula de Formoterol, Interações medicamentosas)

  • FulvestrantoestrogênioModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • GosserrelinaModerada

    Effect on QT/QTc Interval: Androgen deprivation therapy may prolong the QT interval. (bula de Gosserrelina, Advertências e precauções)

  • HidrocodonaopioideModerada

    This observation should be considered in making clinical decisions regarding patient monitoring when prescribing HYSINGLA ER in patients with congestive heart failure, bradyarrhythmias, electrolyte abnormalities, or who are taking medications that are known to prolong the QTc interval. (bula de Hidrocodona, Advertências e precauções)

  • Isofluranoanestésico geralModerada

    Monitor QT interval when administering FORANE to susceptible patients (e.g., patients with congenital Long QT Syndrome or patients taking drugs that can prolong the QT interval). (bula de Isoflurano, Advertências e precauções)

  • Lapatinibeinibidor da glicoproteína PModerada

    TYKERB may prolong the QT interval in some patients. (bula de Lapatinibe, Advertências e precauções)

  • Effect on QT/QTc Interval: Androgen deprivation therapy may prolong the QT interval. (bula de Leuprorrelina, Advertências e precauções)

  • Levonorgestrel + etinilestradiolanticoncepcional oralModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Levotiroxinahormônio tireoidianoModerada

    Drug-Laboratory Test Interactions There are postmarketing reports of T 4 elevations in postmenopausal patients taking tamoxifen that may be explained by increases in thyroid-binding globulin. (bula de Tamoxifeno, Interações medicamentosas)

  • Levotiroxina + liotironinahormônio tireoidianoModerada

    Drug-Laboratory Test Interactions There are postmarketing reports of T 4 elevations in postmenopausal patients taking tamoxifen that may be explained by increases in thyroid-binding globulin. (bula de Tamoxifeno, Interações medicamentosas)

  • Liotironinahormônio tireoidianoModerada

    Drug-Laboratory Test Interactions There are postmarketing reports of T 4 elevations in postmenopausal patients taking tamoxifen that may be explained by increases in thyroid-binding globulin. (bula de Tamoxifeno, Interações medicamentosas)

  • Lofexidinaagonista alfa-adrenérgicoModerada

    Risk of QT Prolongation : Lofexidine tablets prolong the QT interval. (bula de Lofexidina, Advertências e precauções)

  • 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)

  • MefloquinaantimaláricoModerada

    Other Drugs that Prolong the QTc Interval Coadministration of other drugs known to alter cardiac conduction (e.g., anti-arrhythmic or beta-adrenergic blocking agents, calcium channel blockers, antihistamines or H 1 -blocking agents, tricyclic antidepressants and phenothiazines) might also contribute to a prolongation of the QTc interval. (bula de Mefloquina, Interações medicamentosas)

  • MetiltestosteronaandrogênioModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • MetronidazolantibióticoModerada

    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. (bula de Metronidazol, Interações medicamentosas)

  • Mifepristonainibidor da CYP3A4Moderada

    There is little or no experience with high exposure, concomitant dosing with other QT-prolonging drugs, or potassium channel variants resulting in a long QT interval. [See Warnings & Precautions ( 5.6 )] To minimize risk, the lowest effective dose should always be used. (bula de Mifepristona, Advertências e precauções)

  • MoxifloxacinofluoroquinolonaModerada

    Pharmacokinetic studies between moxifloxacin and other drugs that prolong the QT interval such as cisapride, erythromycin, antipsychotics, and tricyclic antidepressants have not been performed. (bula de Moxifloxacino, Advertências e precauções)

  • Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Noretisterona + etinilestradiolanticoncepcional oralModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Norgestimato + etinilestradiolanticoncepcional oralModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Norgestrel + etinilestradiolanticoncepcional oralModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Olanzapina + fluoxetinaantipsicóticoModerada

    Use olanzapine and fluoxetine capsules with caution in combination with other drugs that prolong the QT interval ( 4.2 , 5.20 , 7.7 , 7.8 ) 7.1 Monoamine Oxidase Inhibitors (MAOIs) [See Dosage and Administration ( 2.4 , 2.5 ), Contraindications ( 4.1 ), and Warnings and Precautions ( 5.6 )] . (bula de Olanzapina + fluoxetina, Interações medicamentosas)

  • PaliperidonaantipsicóticoModerada

    …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. (bula de Paliperidona, Advertências e precauções)

  • ParoxetinaISRSModerada

    Reduction of Efficacy of Tamoxifen Some studies have shown that the efficacy of tamoxifen, as measured by the risk of breast cancer relapse/mortality, may be reduced with concomitant use of paroxetine as a result of paroxetine’s irreversible inhibition of CYP2D6 and lower blood levels of tamoxifen [see Drug Interactions ( 7.1 )]. (bula de Paroxetina, Advertências e precauções)

  • PasireotidaModerada

    Drugs that Prolong QT: Use with caution in patients who are at significant risk of developing QTc prolongation. (bula de Pasireotida, Interações medicamentosas)

  • PonesimodeimunossupressorModerada

    Anti-Arrhythmic Drugs, QT Prolonging Drugs, Drugs that may Decrease Heart Rate PONVORY has not been studied in patients taking QT prolonging drugs. (bula de Ponesimode, Interações medicamentosas)

  • PrimaquinaantimaláricoModerada

    QT Interval Prolonging Drugs The pharmacodynamic interaction potential to prolong the QT interval of the electrocardiogram between Primaquine phosphate Tablets and other drugs that effect cardiac conduction is unknown. (bula de Primaquina, Interações medicamentosas)

  • Propiltiouracilamedicamento antitireoidianoModerada

    Drug-Laboratory Test Interactions There are postmarketing reports of T 4 elevations in postmenopausal patients taking tamoxifen that may be explained by increases in thyroid-binding globulin. (bula de Tamoxifeno, Interações medicamentosas)

  • QuetiapinaantipsicóticoModerada

    …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). (bula de Quetiapina, Advertências e precauções)

  • RilpivirinaantirretroviralModerada

    In healthy subjects, 75 mg once daily and 300 mg once daily (3 times and 12 times the dose in EDURANT) have been shown to prolong the QTc interval of the electrocardiogram. (bula de Rilpivirina, Advertências e precauções)

  • Rocurôniobloqueador neuromuscularModerada

    QT Interval Prolongation The overall analysis of ECG data in pediatric patients indicates that the concomitant use of Rocuronium Bromide Injection with general anesthetic agents can prolong the QTc interval [see Clinical Studies ( 14.3 )]. (bula de Rocurônio, Advertências e precauções)

  • Sevofluranoanestésico geralModerada

    Caution should be exercised when administering sevoflurane to susceptible patients (e.g., patients with congenital Long QT Syndrome or patients taking drugs that can prolong the QT interval). (bula de Sevoflurano, Advertências)

  • SorafenibeModerada

    Monitor electrolytes and electrocardiograms in patients with congestive heart failure, bradyarrhythmias, drugs known to prolong the QT interval, including Class Ia and III antiarrhythmics. (bula de Sorafenibe, Advertências e precauções)

  • SotalolbetabloqueadorModerada

    Additive to other QT-prolonging drugs ( 7.1 , 7.2 ) (bula de Sotalol, Interações medicamentosas)

  • Drugs that Prolong the QT interval QT prolongation has been reported with metronidazole, a component of bismuth subcitrate potassium, metronidazole and tetracycline hydrochloride, particularly when administered with drugs with the potential for prolonging the QT interval. (bula de Subcitrato de bismuto + metronidazol + tetraciclina, Advertências e precauções)

  • SunitinibeModerada

    Drugs that Prolong QT Interval SUTENT is associated with QTc interval prolongation [see Warnings and Precautions (5.3) , Clinical Pharmacology (12.2) ] . (bula de Sunitinibe, Interações medicamentosas)

  • Teriparatidahormônio tireoidianoModerada

    Drug-Laboratory Test Interactions There are postmarketing reports of T 4 elevations in postmenopausal patients taking tamoxifen that may be explained by increases in thyroid-binding globulin. (bula de Tamoxifeno, Interações medicamentosas)

  • TestosteronaandrogênioModerada

    Hypercalcemia in Patients with Metastatic Breast Cancer As with other additive hormonal therapy (estrogens and androgens), hypercalcemia has been reported in some breast cancer patients with bone metastases within a few weeks of starting treatment with tamoxifen. (bula de Tamoxifeno, Advertências e precauções)

  • Tiamazol (metimazol)medicamento antitireoidianoModerada

    Drug-Laboratory Test Interactions There are postmarketing reports of T 4 elevations in postmenopausal patients taking tamoxifen that may be explained by increases in thyroid-binding globulin. (bula de Tamoxifeno, Interações medicamentosas)

  • Effect on QT/QTc Interval: Androgen deprivation therapy may prolong the QT interval. (bula de Triptorrelina, Advertências e precauções)

  • Umeclidínio + vilanterolanticolinérgicoModerada

    …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. (bula de Umeclidínio + vilanterol, Interações medicamentosas)

Menções leves (18)

  • Abirateronainibidor da CYP2D6Leve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Cimetidinabloqueador H2Leve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • DarifenacinaanticolinérgicoLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • DarunavirantirretroviralLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Darunavir + cobicistateantirretroviralLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Dextrometorfano + quinidinamedicamento serotoninérgicoLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Difenidraminaanti-histamínicoLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • DuloxetinaIRSNLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • EverolimoimunossupressorLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Imatinibeinibidor da CYP3A4Leve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Mirabegronaagonista beta-adrenérgicoLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Naltrexona + bupropionaantagonista opioideLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Nilotinibemedicamento que prolonga o intervalo QTLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • QuinidinaantiarrítmicoLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Ranolazinamedicamento que prolonga o intervalo QTLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • Rolapitantoinibidor da CYP2D6Leve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

  • TerbinafinaantifúngicoLeve

    Strong Inhibitors of CYP2D6 The impact on the efficacy of tamoxifen with co-administration of strong CYP2D6 inhibitors (e.g., paroxetine) is not well established. (bula de Tamoxifeno, Interações medicamentosas)

Nenhuma interação significativa relatada (1)

  • DesvenlafaxinaIRSNSem interação

    …Having No Clinically Important Interactions with PRISTIQ Based on pharmacokinetic studies, no dosage adjustment is required for drugs that are mainly metabolized by CYP3A4 (e.g., midazolam), or for drugs that are metabolized by both CYP2D6 and CYP3A4 (e.g., tamoxifen, aripiprazole), when administered concomitantly with PRISTIQ [see Clinical Pharmacology (12.3) ]. (bula de Desvenlafaxina, Interações medicamentosas)

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