yes, ECA stack - ephedra, caffiene, aspirin.
Typically the ECA stack is consumed two or three times per day in a 1:10:10 or 1:10:15 ratio of ephedrine: caffeine: Aspirin.
Usually, no more than 25 mg of ephedrine, 200 mg of caffeine and 325 mg of Aspirin is consumed in a single dose.
It is...