Drug interactions
Carbamazepine + Dulaglutide
Severity: Minor
Carbamazepine and Dulaglutide: 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
Dulaglutide delays gastric emptying, which could alter the rate or extent of absorption of oral carbamazepine. Carbamazepine has a narrow therapeutic index, so changes in absorption could shift serum levels, although a clinically significant effect has not been well demonstrated.
What this interaction means in plain words
Carbamazepine and Dulaglutide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Carbamazepine belongs to Central Nervous System; Dulaglutide belongs to Endocrine.
Why it happens
Delayed gastric emptying from GLP-1 receptor agonism may modify oral absorption of carbamazepine.
What to do
Check carbamazepine serum levels and seizure control when dulaglutide is started or the dose is escalated. Adjust the carbamazepine dose only if levels or clinical response change.
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 Carbamazepine
- Artemether / lumefantrine + Carbamazepine Contraindicated
- Cabotegravir + Carbamazepine Contraindicated
- Carbamazepine + Delamanid Contraindicated
- Carbamazepine + Dienogest / estradiol valerate Contraindicated
- Carbamazepine + Doravirine Contraindicated
- Carbamazepine + Elbasvir / grazoprevir Contraindicated
Other interactions of Dulaglutide
Frequently asked questions
Can I take Carbamazepine with Dulaglutide?
MediHelp rates the interaction as minor. Carbamazepine and Dulaglutide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Dulaglutide delays gastric emptying, which could alter the rate or extent of absorption of oral carbamazepine. Carbamazepine has a narrow therapeutic index, so changes in absorption could shift serum levels, although a clinically significant effect has not been well demonstrated.
How serious is the interaction between Carbamazepine and Dulaglutide?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check carbamazepine serum levels and seizure control when dulaglutide is started or the dose is escalated. Adjust the carbamazepine dose only if levels or clinical response change.
What other medicines interact with Carbamazepine?
MediHelp also lists interactions of Carbamazepine with, for example, Artemether / lumefantrine, Cabotegravir, Delamanid. The full list is on the Carbamazepine page.
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