Combination
Mixing Diphenhydramine and Melatonin
DeliriantDepressant
- Diphenhydramine also called
- benadryl, dph, sleep aid, zzzquil, unisom
- Melatonin also called
- sleep hormone, circadin
Verdict
Low risk, increased effect
Additive sedation. Both are used as sleep aids, and stacking them mostly adds next-day grogginess rather than benefit.
Can you mix Diphenhydramine and Melatonin?
Low risk of harm, but the effects amplify each other. Doses that are fine alone can be far too much together.
- Melatonin Interactions Checker. Drugs.com. https://www.drugs.com/drug-interactions/melatonin.html
- Melatonin + Xanax: Can You Take Them Together? https://www.drugs.com/drug-interactions/melatonin-with-xanax-1548-0-133-54.html
- Melatonin and SSRIs. https://ubiehealth.com/doctors-note/melatonin-ssris-drug-interaction-safety-caution-5851q1
Checking more than two?
Combinations of three or more carry risks that no pair-by-pair chart can show. The checker rates every pair at once and flags the whole-mix ones on top.
Open this in the checkerRelated combinations
Diphenhydramine withWhat not to mix with Diphenhydramine →
Melatonin withWhat not to mix with Melatonin →
Rated low / synergy. Educational information only, not medical advice. Absence of a documented interaction is not evidence of safety.