No, an employer may accept a negative/dilute test result as a negative test. If the employer wants a retest it may do so, however, it must be stated in the employer's policy and the employer must require a retest of all individuals that have a negative/dilute result in the same testing category.
Alcohol affects activity of such neurotransmitters as glutamate, GABA, and dopamine; caffeine blocks the action of the neurotransmitter adenosine. Such changes are studied in the field of psychopharamacology, which concerns the effects of drugs on the mind and brain. This field investigates both recreational drugs such as alcohol, caffeine, marijuana, cocaine, and LSD, and therapeutic drugs such as antidepressants and antipsychotics.
A Fredrick Wade, Addiction Medicine, answered. The primary impact is on the brain. Introducing alcohol and drugs into the body of an adolescent has extreme consequences due to the varied changes the adolescent's brain is undergoing. There is increased harm to the natural process of maturation and social development.ntroducing alcohol and drugs into the body of an adolescent has extreme consequences due to the varied changes the adolescent's brain is undergoing. There is increased harm to the natural process of maturation and social development.