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A member asked:

Cam you take promethazine with codeine within 20 minutes of taking a benedryl?

A doctor has provided 1 answer
Dr. John Chiu answered

Want to sleep?: The combination would likely knock you out. But if you don't have any pulmonary diseases, it should be ok provided that you don't plan to do anything else for the next 4 more more hours besides sleeping.

Answered 7/4/2016

2.3k views

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