Vai al contenuto

Interazioni tra farmaci

Fesoterodine + Tolterodine

Gravità: Maggiore

Fesoterodine and Tolterodine: 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

Fesoterodine is a prodrug of 5-hydroxymethyl tolterodine, which is the main active metabolite of tolterodine. Taking both gives duplicate antimuscarinic therapy and no added benefit. Anticholinergic adverse effects such as dry mouth, constipation, urinary retention and QT effects become more likely.

Cosa significa questa interazione in parole semplici

Fesoterodine and Tolterodine 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.

Fesoterodine belongs to Genitourinary; Tolterodine belongs to Genitourinary.

Livello di evidenza: Moderate

Perché avviene

Therapeutic duplication, because both drugs yield the same active antimuscarinic metabolite.

Cosa fare

Do not use the two together. Choose one agent and titrate it, or switch to another class such as a beta-3 agonist if the response is inadequate.

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 Fesoterodine e Tolterodine, 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

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

Domande frequenti

Can I take Fesoterodine with Tolterodine?

MediHelp rates the interaction as major. Fesoterodine and Tolterodine 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. Fesoterodine is a prodrug of 5-hydroxymethyl tolterodine, which is the main active metabolite of tolterodine. Taking both gives duplicate antimuscarinic therapy and no added benefit. Anticholinergic adverse effects such as dry mouth, constipation, urinary retention and QT effects become more likely.

How serious is the interaction between Fesoterodine and Tolterodine?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Do not use the two together. Choose one agent and titrate it, or switch to another class such as a beta-3 agonist if the response is inadequate.

What other medicines interact with Tolterodine?

MediHelp also lists interactions of Tolterodine with, for example, Clarithromycin, Clozapine, Cobicistat. The full list is on the Tolterodine 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.

Sfoglia dalla A alla Z · Interazioni tra farmaci

Scarica l'app Accedi