Vai al contenuto
MediHelp
MediHelp Riferimento sui farmaci

Interazioni tra farmaci

Belzutifan + Desogestrel-ethinyl estradiol

Gravità: Maggiore

Belzutifan and Desogestrel-ethinyl estradiol: major interaction.

Ultimo aggiornamento

Per operatori sanitari — solo a scopo di riferimento. Questa pagina è una sintesi breve, non è un parere medico e non sostituisce il RCP ufficiale né il giudizio clinico. Verificare sempre prima di prescrivere o dispensare.

Il contenuto clinico di questa pagina è disponibile solo in inglese.

Sintesi

Belzutifan is a weak CYP3A4 inducer and may lower hormonal contraceptive concentrations, which can cause contraceptive failure or breakthrough bleeding. Belzutifan is also teratogenic, so reliable contraception is essential.

Cosa significa questa interazione in parole semplici

Belzutifan and Desogestrel-ethinyl estradiol 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; Desogestrel-ethinyl estradiol belongs to Endocrine.

Livello di evidenza: Moderate

Perché avviene

Induction of CYP3A4 by belzutifan increases metabolism of contraceptive steroids.

Cosa fare

Use an effective non-hormonal contraceptive method during belzutifan treatment and for the period specified in labeling after the last dose. Do not rely on hormonal contraceptives alone.

Cosa chiedere al farmacista

  • 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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

Per gli utenti Pro+

Sblocca la pagina completa

Crei un account e avvii una prova di Pro+ per sbloccare le indicazioni complete sulla gestione di Belzutifan e Desogestrel-ethinyl estradiol, le note aggiuntive, il dettaglio delle evidenze e il controllo delle interazioni per un'intera prescrizione.

  • Full clinical management advice
  • Additional notes
  • Evidence detail
  • Interaction checker for a whole prescription
Crea un account gratuito Accedi

Provi Pro+ gratis per 14 giorni sul web. Nessuna carta.

Domande frequenti

Can I take Belzutifan with Desogestrel-ethinyl estradiol?

MediHelp rates the interaction as major. Belzutifan and Desogestrel-ethinyl estradiol 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 is a weak CYP3A4 inducer and may lower hormonal contraceptive concentrations, which can cause contraceptive failure or breakthrough bleeding. Belzutifan is also teratogenic, so reliable contraception is essential.

How serious is the interaction between Belzutifan and Desogestrel-ethinyl estradiol?

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 an effective non-hormonal contraceptive method during belzutifan treatment and for the period specified in labeling after the last dose. Do not rely on hormonal contraceptives alone.

What other medicines interact with Desogestrel-ethinyl estradiol?

MediHelp also lists interactions of Desogestrel-ethinyl estradiol with, for example, Fezolinetant, Aminocaproic acid, Amobarbital. The full list is on the Desogestrel-ethinyl estradiol page.

Monografie complete, posologie e verifica delle interazioni nell'app MediHelp

Apra il riferimento completo, verifichi le interazioni tra più farmaci e usi gli strumenti di posologia nell'app MediHelp.

Scarica suApp Store Disponibile suGoogle Play

Sfoglia dalla A alla Z · Interazioni tra farmaci

Scarica l'app Accedi