A member asked:

What is the difference between 100 mg of wellbutrin (bupropion) sr and ir?

A doctor has provided 1 answer
Dr. Alan Ali answered

Specializes in Psychiatry

Wellbutrin (bupropion): Sr is slow-release & lasts longer than the ir immediate-release, which is hardly used these days. There is also the xl form which is longer-acting extended-release.

Answered 1/27/2013

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