A member asked:

How long does it take premerithin cream to finally work.

A doctor has provided 1 answer
Dr. Robert Killian answered

Specializes in General Practice

Ineffective: If you are using Permethrin cream that is available over the counter it will not work. Bugs are now resistant to the over the counter product and one needs the prescription strength product to work or to use the new oral medication to treat these bugs.

Answered 6/30/2014

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