1 Testosterone-which determines the âsexâ of the brain in the fetus, stimulates the descent of testes before birth, regulates sperm production promotes the development of secondary sexual characteristics at puberty. 2  Inhibin-which inhibits secretion of FSH from the pituitary gland.
Adipex can be detected in urine, saliva, or hair. If the drug test is a urine test or saliva test, the drug will stay in the system for only about 2 days. However, like most drugs, the hair test will detect it after as long as 90 days.
Amphetamines are standardly det â¦ ectable in urine for 1-3 days after use. Methamphetamines stay in the system slightly longer, 3-5 days. The Amphetamine test is a one step competitive immunoassay that is used to screen for the presence of amphetamine in urine.t takes 12 hours after your last dose of Adderall for it to be out of your system meaning only trace amounts are found in blood and all other bodily fluids, regardless of d â¦ ose.