Not long term: Nyquil contains doxylamine (antihistamine) that can be used short term as a sedative. If you take it chronically, you could develop rebound insomnia.
Answered 2/6/2021
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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