A member asked:

How long does concerta stay in your system? and how long after taking 18mg of concerta do you have to wait before being able to consume alcohol?

A doctor has provided 1 answer
Dr. Paul Grin answered

Specializes in Pain Management

Not recommended: to mix Concerta with alcohol, as a matter of fact any medication. The half life of Concerta is 3.5 to 6..7 hours. Approximately 6 half lives for a drug to be eliminated from your system. 6.7*6/24= 1.67 days. The Concerta will stay in your system for about 2 days. Hope it helps.

Answered 8/12/2017

4.1k views

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