Drug interactions
Amobarbital + Dapsone
Severity: Minor
Amobarbital and Dapsone: minor 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
Barbiturates induce hepatic enzymes and may lower dapsone concentrations. This could reduce dapsone efficacy, though the effect is probably modest.
What this interaction means in plain words
Amobarbital and Dapsone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Amobarbital belongs to Central Nervous System; Dapsone belongs to Anti Bacterial.
Why it happens
Enzyme induction by amobarbital (including CYP3A4) increases dapsone metabolism.
What to do
Monitor clinical response to dapsone and consider a dose increase if efficacy appears reduced.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Dapsone
- Bcg vaccine live + Dapsone Major
- Dapsone + Primaquine Major
- Apalutamide + Dapsone Moderate
- Belzutifan + Dapsone Moderate
- Bosentan + Dapsone Moderate
- Bupivacaine implant + Dapsone Moderate
Other interactions of Amobarbital
- Amobarbital + Calcium / magnesium / potassium / sodium oxybates Contraindicated
- Amobarbital + Doravirine Contraindicated
- Amobarbital + Elbasvir / grazoprevir Contraindicated
- Amobarbital + Isavuconazonium Contraindicated
- Amobarbital + Isocarboxazid Contraindicated
- Amobarbital + Lonafarnib Contraindicated
Frequently asked questions
Can I take Amobarbital with Dapsone?
MediHelp rates the interaction as minor. Amobarbital and Dapsone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Barbiturates induce hepatic enzymes and may lower dapsone concentrations. This could reduce dapsone efficacy, though the effect is probably modest.
How serious is the interaction between Amobarbital and Dapsone?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor clinical response to dapsone and consider a dose increase if efficacy appears reduced.
What other medicines interact with Dapsone?
MediHelp also lists interactions of Dapsone with, for example, Bcg vaccine live, Primaquine, Apalutamide. The full list is on the Dapsone page.
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