I couldn't remember if the NFL tested for it anymore that is all.
From the NFL PA site, this is what they currently test for
The SOA Annual tests for the following substances:
Cocaine
Synthetic Marijuana
Amphetamines (includes Adderall)
Opiates
Opioids
PCP
MDMA (i.e., ecstasy, molly)
The PES Annual tests for the following categories of substances:
Anabolic/Androgenic Steroids (e.g., testosterone, nandrolone, turinabol)
Protein and Peptide Hormones (e.g., hGH, GHRP, BPC 157)
Anti-estrogenic Agents (e.g., tamoxifen)
Selective Androgen Receptor Modulators (SARMS) (e.g., Ostarine)
Diuretics (e.g., chlorothiazide)
Stimulants (e.g., amphetamines, Ritalin, ephedrine)
Gene Doping (e.g., GW1516)