Drug interactions
Amobarbital + Diclofenac
Severity: Minor
Amobarbital and Diclofenac: 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 diclofenac concentrations, possibly reducing analgesic or anti-inflammatory effect. The magnitude is not well quantified.
What this interaction means in plain words
Amobarbital and Diclofenac 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; Diclofenac belongs to Musculoskeletal.
Why it happens
Enzyme induction of CYP2C9 and related pathways by barbiturates increases diclofenac metabolism.
What to do
Monitor for reduced analgesic response and adjust the diclofenac dose within labeled limits if needed.
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 Diclofenac
- Diclofenac + Ketorolac Contraindicated
- Diclofenac + Ketorolac intranasal Contraindicated
- Aceclofenac + Diclofenac Major
- Acemetacin + Diclofenac Major
- Alteplase + Diclofenac Major
- Amiloride + Diclofenac Major
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 Diclofenac?
MediHelp rates the interaction as minor. Amobarbital and Diclofenac 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 diclofenac concentrations, possibly reducing analgesic or anti-inflammatory effect. The magnitude is not well quantified.
How serious is the interaction between Amobarbital and Diclofenac?
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 for reduced analgesic response and adjust the diclofenac dose within labeled limits if needed.
What other medicines interact with Diclofenac?
MediHelp also lists interactions of Diclofenac with, for example, Ketorolac, Ketorolac intranasal, Aceclofenac. The full list is on the Diclofenac page.
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