Interactions médicamenteuses
Belzutifan + Ethinyl estradiol-norgestimate
Gravité: Majeure
Belzutifan and Ethinyl estradiol-norgestimate: major interaction.
Dernière mise à jour
Réservé aux professionnels de santé — à titre de référence uniquement. Cette page est un bref résumé, pas un avis médical, et ne remplace ni la notice officielle ni le jugement clinique. Vérifiez toujours avant de prescrire ou de délivrer.
Le contenu clinique de cette page n'est disponible qu'en anglais.
Résumé
Belzutifan can induce CYP3A4 and lower hormonal contraceptive exposure, which may lead to contraceptive failure or breakthrough bleeding. Belzutifan is also teratogenic, so pregnancy prevention is important.
Ce que signifie cette interaction, en termes simples
Belzutifan and Ethinyl estradiol-norgestimate can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Belzutifan belongs to Miscellaneous; Ethinyl estradiol-norgestimate belongs to Endocrine.
Pourquoi elle survient
Induction of CYP3A4 by belzutifan increases the metabolism of ethinyl estradiol and norgestimate.
Conduite à tenir
Use a highly effective non-hormonal contraceptive during treatment and for the period given in the labeling after the last dose.
Questions à poser à votre pharmacien
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
Réservé aux membres Pro+
Débloquer la page complète
Créez un compte et lancez un essai Pro+ pour débloquer les conseils complets de prise en charge pour Belzutifan et Ethinyl estradiol-norgestimate, les notes complémentaires, le détail des données probantes et le vérificateur d'interactions pour une ordonnance complète.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Essayez Pro+ gratuitement pendant 14 jours sur le web. Sans carte.
Autres interactions de Ethinyl estradiol-norgestimate
- Ethinyl estradiol-norgestimate + Fezolinetant Contre-indiquée
- Ethinyl estradiol-norgestimate + Ombitasvir / paritaprevir / ritonavir and dasabuvir Contre-indiquée
- Ethinyl estradiol-norgestimate + Tranexamic acid Contre-indiquée
- Aminocaproic acid + Ethinyl estradiol-norgestimate Majeure
- Amobarbital + Ethinyl estradiol-norgestimate Majeure
- Anastrozole + Ethinyl estradiol-norgestimate Majeure
Autres interactions de Belzutifan
Questions fréquentes
Can I take Belzutifan with Ethinyl estradiol-norgestimate?
MediHelp rates the interaction as major. Belzutifan and Ethinyl estradiol-norgestimate can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Belzutifan can induce CYP3A4 and lower hormonal contraceptive exposure, which may lead to contraceptive failure or breakthrough bleeding. Belzutifan is also teratogenic, so pregnancy prevention is important.
How serious is the interaction between Belzutifan and Ethinyl estradiol-norgestimate?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use a highly effective non-hormonal contraceptive during treatment and for the period given in the labeling after the last dose.
What other medicines interact with Ethinyl estradiol-norgestimate?
MediHelp also lists interactions of Ethinyl estradiol-norgestimate with, for example, Fezolinetant, Ombitasvir / paritaprevir / ritonavir and dasabuvir, Tranexamic acid. The full list is on the Ethinyl estradiol-norgestimate page.
Monographies complètes, posologies et vérificateur d'interactions dans l'application MediHelp
Ouvrez le référentiel complet, vérifiez les interactions entre plusieurs médicaments et utilisez les outils de posologie dans l'application MediHelp.
