5 doctors weighed in:
What is the overdosage amount for melatonin?
5 doctors weighed in

Dr. Dan Fisher
Internal Medicine
3 doctors agree
In brief: >10 mg
Recommended dose is up to 10 mg per night.
Larger doses may produce excessive drowsiness. Other central nervous system depressants may enhance the effects of melatonin.

In brief: >10 mg
Recommended dose is up to 10 mg per night.
Larger doses may produce excessive drowsiness. Other central nervous system depressants may enhance the effects of melatonin.
Dr. Dan Fisher
Dr. Dan Fisher
Thank
Dr. Alan Ali
Psychiatry
In brief: Melatonin
Recommended dose up to 10mg.
Toxicity occurs if dose exceeds 20mg.

In brief: Melatonin
Recommended dose up to 10mg.
Toxicity occurs if dose exceeds 20mg.
Dr. Alan Ali
Dr. Alan Ali
Thank
Dr. Heidi Fowler
Psychiatry
In brief: Melatonin Overdose
Above 10mg is above recommended doseage.
A serious melatonin overdose in an adult is usually between 20-50mg. A melatonin overdose could lead to symptoms like marked sedation, headache, nausea, vomiting, upset stomach, low blood pressure, dizziness, confusion, disorientation, tremor, liver problems, weakness & seizures.

In brief: Melatonin Overdose
Above 10mg is above recommended doseage.
A serious melatonin overdose in an adult is usually between 20-50mg. A melatonin overdose could lead to symptoms like marked sedation, headache, nausea, vomiting, upset stomach, low blood pressure, dizziness, confusion, disorientation, tremor, liver problems, weakness & seizures.
Dr. Heidi Fowler
Dr. Heidi Fowler
Thank
Get help from a real doctor now
Dr. Bennett Machanic
Board Certified, Neurology
48 years in practice
55M people helped
Continue
108,000 doctors available
Read more answers from doctors