A member asked:

Does provigil have sulphur in it and would that be enough to cause a reaction? i am allergic to sulphur drugs. i was told it had a slight content as a binder.

A doctor has provided 1 answer
Dr. John Chiu answered

Not to worry: People often confuse sulfa with sulfate and sulfite. They sound similar but not really closely related in term of human biologic response.

Answered 8/5/2013

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