Drug interactions
Lofexidine + Melatonin
Severity: Minor
Lofexidine 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
Lofexidine is an alpha-2 agonist that causes sedation and hypotension, and melatonin adds drowsiness. Together they may increase sedation and impair alertness.
What this interaction means in plain words
Lofexidine 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.
Lofexidine belongs to Central Nervous System; Melatonin belongs to Gastrointestinal Tract.
Why it happens
Additive central nervous system depressant effects.
What to do
Counsel patients about additive drowsiness and avoid driving until response is known. Monitor blood pressure and sedation during lofexidine therapy.
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 Melatonin
- Fluvoxamine + Melatonin Major
- Alfentanil + Melatonin Moderate
- Belladonna and opium + Melatonin Moderate
- Buprenorphine buccal + Melatonin Moderate
- Butabarbital + Melatonin Moderate
- Butalbital + Melatonin Moderate
Other interactions of Lofexidine
- Adagrasib + Lofexidine Major
- Alfuzosin + Lofexidine Major
- Amiodarone + Lofexidine Major
- Amisulpride + Lofexidine Major
- Anagrelide + Lofexidine Major
- Apomorphine + Lofexidine Major
Frequently asked questions
Can I take Lofexidine with Melatonin?
MediHelp rates the interaction as minor. Lofexidine 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. Lofexidine is an alpha-2 agonist that causes sedation and hypotension, and melatonin adds drowsiness. Together they may increase sedation and impair alertness.
How serious is the interaction between Lofexidine 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: Counsel patients about additive drowsiness and avoid driving until response is known. Monitor blood pressure and sedation during lofexidine therapy.
What other medicines interact with Melatonin?
MediHelp also lists interactions of Melatonin with, for example, Fluvoxamine, Alfentanil, Belladonna and opium. The full list is on the Melatonin page.
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