Amphetamine/dextroamphetamine belongs to a class of drugs known as stimulants. It should not be used to treat tiredness or to hold off sleep in people who do not have a sleep disorder. We are one of the finest pharmacists in the USA. We accept many modes of payments like debit/credit card, PayPal, B.T.C online banking COD, etc. We provide free shopping in the USA and overnight delivery.