Drug interactions
Secobarbital + Solifenacin
Severity: Moderate
Secobarbital and Solifenacin: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Secobarbital is a CYP3A4 inducer and may lower solifenacin concentrations over time, reducing its effectiveness for overactive bladder.
What this interaction means in plain words
Secobarbital and Solifenacin can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Secobarbital belongs to Central Nervous System; Solifenacin belongs to Genitourinary.
Why it happens
Barbiturate induction of CYP3A4 increases solifenacin metabolism.
What to do
Monitor bladder symptom control during prolonged barbiturate use. Consider a dose adjustment of solifenacin if efficacy falls.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Secobarbital and Solifenacin, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 14 days on the web. No card needed.
Other interactions of Solifenacin
Other interactions of Secobarbital
- Calcium / magnesium / potassium / sodium oxybates + Secobarbital Contraindicated
- Doravirine + Secobarbital Contraindicated
- Elbasvir / grazoprevir + Secobarbital Contraindicated
- Elvitegravir / cobicistat / emtricitabine / tenofovir df + Secobarbital Contraindicated
- Isavuconazonium + Secobarbital Contraindicated
- Lonafarnib + Secobarbital Contraindicated
Frequently asked questions
Can I take Secobarbital with Solifenacin?
MediHelp rates the interaction as moderate. Secobarbital and Solifenacin can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Secobarbital is a CYP3A4 inducer and may lower solifenacin concentrations over time, reducing its effectiveness for overactive bladder.
How serious is the interaction between Secobarbital and Solifenacin?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor bladder symptom control during prolonged barbiturate use. Consider a dose adjustment of solifenacin if efficacy falls.
What other medicines interact with Solifenacin?
MediHelp also lists interactions of Solifenacin with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Solifenacin page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
