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A member asked:

How long does it take to get nyquil out your system?

A doctor has provided 1 answer

4-6 hrs: Usually drug works for 4-6 hrs.

Answered 3/10/2016

5.2k views

Thank

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I took Adderall (dextroamphetamine and racemic amphetamine) XR 10 mg 12 hours ago. Can I take NyQuil now to get rest because I am also fighting a cold? The adderall (dextroamphetamine and racemic amphetamine) is not prescribed.

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Dear Health Tap, I have pretty severe congestion and my uvula is super swollen. Can I take an antihistamine (claritin or benedryl) and also take nyquil so I can get some sleep tonight? Thanks so much, in desperate need of advice?

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Can't sleep very well without taken heavy duty sleep aid muscle relaxer or nyquil. and even when i do take the meds i still feel sleepy no matter what time of day i go bed and get really bad coughing where i can't catch my breath and almost vomits?

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How long does the alcohol in nyquil stay in your system?

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