The amphetamine dose (amphetamine sulfate from Sigma Tau, Rome, Italy) of 5 mg/kg was administered subcutaneously in physiological saline to all animals 1 h after the stomach tube administration of the extracts and immediately before the measurement of spontaneous motility.
In each bead is a mixture of the neutral salts of dextroamphetamine sulfate, amphetamine sulfate, D, L-amphetamine as partate, and the dextro isomer of amphetamine saccharate, according to investigators.
Other drugs associated with cardiomyopathy include amphetamine sulfate, arsenicals, catecholamines, ephedrine sulfate, lithium carbonate, and mitomycin C.[3]