Administration of amphetamines for prolonged periods of time may lead to drug dependence.
Particular attention should be paid to the possibility of individuals obtaining amphetamines for nontherapeutic use or distribution to others, and the drugs should be prescribed or dispensed sparingly.
The possibility that family members may abuse the patient’s medication should be considered.
Sudden Death and Serious Cardiovascular Events
Possible sudden death and serious cardiovascular events, particularly in individuals who abuse amphetamines. (See Sudden Death and Serious Cardiovascular Events under Cautions.)