Ephedrine

stimulant · nervous · cardiovascular · respiratory · Oral · IV · Intramuscular · Subcutaneous

Ephedrine, a stimulant. Sympathomimetic amine — direct α/β-adrenergic agonist + indirect catecholamine releaser via VMAT reversal. Bronchodilator… Oral half-life 4 h.

Sympathomimetic amine — direct α/β-adrenergic agonist + indirect catecholamine releaser via VMAT reversal. Bronchodilator, vasoconstrictor, pressor. Banned from supplements in US 2004; medical use as IV pressor + cold/asthma agent persists.