Taking Trazodone With Melatonin

There is no known drug interaction between trazodone and melatonin. They can both cause sedation, however.

3 min read Updated Jun 2026 Read by 16,941 people
Taking Trazodone With Melatonin
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Susan asked

Can you take melatonin together with trazodone?

May 31, 2022
The quick answer
  • There are no known drug interactions between melatonin and trazodone, but both can cause drowsiness so caution is needed if taking them together.
  • Talk with your doctor about whether taking both medications together is the best sleep treatment option for you.
A quick summary of Dr. Brian Staiger, PharmD's full answer below, condensed by AI from that answer only (not from any outside source). The pharmacist's answer is the source of record.
Medications in this answer — tap to explore

There are no known drug interactions between melatonin and trazodone.

However, both can cause sedation and drowsiness, so caution is recommended if taken at the same time.

If using both for sleep, be sure to speak with your doctor regarding the best therapy options for your particular situation.

Below is some additional information regarding both medications.

Trazodone Information

Trazodone is an oral antidepressant, structurally unrelated to other antidepressants. Trazodone is indicated for the treatment of a variety of conditions, including:

  • Major depression
  • Generalized anxiety disorder (not an FDA approved indication)
  • Panic disorder (not an FDA approved indication)
  • Insomnia (not an FDA approved indication)

Trazodone is known to have anxiolytic effects, which is why it is often prescribed off-label (i.e. non-FDA approved indication) for anxiety disorders and insomnia.

The Clinical Practice Guideline for the Pharmacologic Treatment of Chronic Insomnia in Adults, published by the American Academy of Sleep Medicine, does not recommend the use of trazodone. Per the guideline:

"We suggest that clinicians not use trazodone as a treatment for sleep onset or sleep maintenance insomnia (versus no treatment) in adults."

Although there is limited efficacy data regarding its use for insomnia, it may be an appropriate choice for those with concomitant disease states, such as generalized anxiety disorder.

Additionally, trazodone is not classified as a controlled substance (unlike most other common sleep medications) and has little risk for abuse and dependency.

After taking a dose by mouth, the onset of action for immediate release trazodone products is around 30 minutes.

Trazodone is also available in an extended-release formulation, Oleptro.

Melatonin Information

Melatonin (5-methoxy-N-acetyltryptamine) is an endogenous hormone produced by the pineal gland. It has numerous effects and roles in the body but is most commonly associated with regulating the sleep-wake cycle.

Studies show that supplementation with melatonin may help to regulate or fix sleep disturbances that occur with:

  • Insomnia
  • Jet lag
  • Night shift workers
  • Depression
  • Neurological disabilities

Melatonin levels increase in response to various stimuli (e.g. darkness, time of day) and are thought to play a major role in wakefulness. Melatonin supplementation, therefore, is used to aid in treating issues related to sleep disorders.

Most over-the-counter melatonin supplements are synthetic, with very few derived from animal (bovine) pineal glands. In most situations, animal-derived melatonin products are not recommended due to the potential risk of contamination.

References & sources
  1. Clinical Practice Guideline for the Pharmacologic Treatment of Chronic Insomnia in Adults: An American Academy of Sleep Medicine Clinical Practice Guideline — JCSM
  2. Meta-analysis: melatonin for the treatment of primary sleep disorders — PubMed
  3. A review of the multiple actions of melatonin on the immune system — PubMed
  4. Treatment options for insomnia — PubMed
Glossary — Terms in This Answer
Antidepressant
A medication used to treat depression and certain other mental health conditions.
Anxiolytic
A medication or substance that reduces anxiety and promotes calmness.
Off-label
The use of a medication for a purpose or condition that has not been officially approved by the FDA.
Concomitant
Occurring or existing at the same time as something else.
Controlled substance
A drug or chemical whose manufacture, possession, and use are strictly regulated by the government.
Onset of action
The amount of time it takes for a medication to begin working after it is taken.
Endogenous
Produced or originating from within the body naturally.
Pineal gland
A small gland in the brain that produces melatonin.
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Dr. Brian Staiger, PharmD
About the pharmacist

Dr. Brian Staiger, PharmD

Clinical Pharmacy

Doctor of Pharmacy, board certified clinical pharmacist (BCPS), American Herbalist Guild, Medication Therapy Management certified

Brian Staiger, PharmD, BCPS, is a licensed pharmacist with more than 13 years of experience across retail pharmacy, clinical pharmacy, medication safety, pharmacy program development, and healthcare administration. He is the founder of HelloPharmacist.com, where he helps patients...

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