Drug interactions
Dantrolene + Melatonin
Severity: Minor
Dantrolene and Melatonin: 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
Melatonin has mild sedative properties and dantrolene commonly causes drowsiness. Combined use may modestly increase sleepiness, though the effect is usually small.
What this interaction means in plain words
Dantrolene and Melatonin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Dantrolene belongs to Musculoskeletal; Melatonin belongs to Gastrointestinal Tract.
Why it happens
Mild additive central nervous system depressant effects.
What to do
No dose change is usually needed; make patients aware of possible added drowsiness. Avoid driving if sleepiness persists.
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 Dantrolene
Other interactions of Melatonin
- Fluvoxamine + Melatonin Major
- Alfentanil + Melatonin Moderate
- Belladonna and opium + Melatonin Moderate
- Buprenorphine buccal + Melatonin Moderate
- Butabarbital + Melatonin Moderate
- Butalbital + Melatonin Moderate
Frequently asked questions
Can I take Dantrolene with Melatonin?
MediHelp rates the interaction as minor. Dantrolene and Melatonin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Melatonin has mild sedative properties and dantrolene commonly causes drowsiness. Combined use may modestly increase sleepiness, though the effect is usually small.
How serious is the interaction between Dantrolene and Melatonin?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No dose change is usually needed; make patients aware of possible added drowsiness. Avoid driving if sleepiness persists.
What other medicines interact with Dantrolene?
MediHelp also lists interactions of Dantrolene with, for example, Benzhydrocodone / acetaminophen, Buprenorphine long-acting, Buprenorphine subdermal implant. The full list is on the Dantrolene page.
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