A member asked:

Prozac (fluoxetine) --- how long to become effective?

6 doctors weighed in across 2 answers
Dr. Alan Ali answered

Specializes in Psychiatry

Prozac (fluoxetine): Onset usually first 2 weeks, full effectiveness 4-6 weeks.

Answered 9/13/2013

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Dr. Ravi Chand answered

Specializes in Psychiatry

Prozac (fluoxetine): Prozac (fluoxetine) takes up to 7 days or 10 days for an initial response and upto 4 to 6 weeks, for response to remission.

Answered 6/30/2014

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