2 doctors weighed in:

Could you tell me if fastin and phentermine have the same ingredients?

2 doctors weighed in
Dr. Linda Everett
Internal Medicine
1 doctor agrees

In brief: Fastin (phentermine) discontinued

Fastin (phentermine) was a brand name form of Phentermine, so they have the same active ingredients.
Fastin (phentermine) is no longer manufactured because it also contained a harmful food additive.

In brief: Fastin (phentermine) discontinued

Fastin (phentermine) was a brand name form of Phentermine, so they have the same active ingredients.
Fastin (phentermine) is no longer manufactured because it also contained a harmful food additive.
Dr. Linda Everett
Dr. Linda Everett
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