Buy Desoxyn online from our most reliable online pharmacy with most secured and discreet services. What is it? Methamphetamine (Desoxyn) is a central nervous system stimulant used to treat attention deficit hyperactivity disorder. It can also be used together with diet plans and exercise as short term treatment for obesity. However Methamphetamine has a very high potential for abuse thus should be used in weight reduction program for patients in alternative whom therapy has been ineffective. Desoxyn can last up to 10 – 12 hours in the blood stream after consumption. Also, the onset of action is rapid. It has a half life of about 5 – 30 hours depending on the individual.