Drug interactions
Diphenhydramine + Gotu kola
Severity: Minor
Diphenhydramine and Gotu kola: 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
Gotu kola has traditionally been reported to have sedative properties, so it may add to the drowsiness caused by diphenhydramine. The evidence is limited and largely theoretical.
What this interaction means in plain words
Diphenhydramine and Gotu kola have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Possible additive sedation; the mechanism of gotu kola's sedative effect is not well established.
What to do
Advise patients to watch for increased drowsiness and avoid driving if affected. Consider stopping the herbal product if sedation occurs.
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 Diphenhydramine
Frequently asked questions
Can I take Diphenhydramine with Gotu kola?
MediHelp rates the interaction as minor. Diphenhydramine and Gotu kola have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Gotu kola has traditionally been reported to have sedative properties, so it may add to the drowsiness caused by diphenhydramine. The evidence is limited and largely theoretical.
How serious is the interaction between Diphenhydramine and Gotu kola?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise patients to watch for increased drowsiness and avoid driving if affected. Consider stopping the herbal product if sedation occurs.
What other medicines interact with Diphenhydramine?
MediHelp also lists interactions of Diphenhydramine with, for example, Alfentanil, Belladonna and opium, Benzhydrocodone / acetaminophen. The full list is on the Diphenhydramine page.
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