Several studies have shown salmeterol to be more potent than salbutamol for systemic effects.
Bennett
J
J
Tattersfield
A E
AE
D000318:Adrenergic beta-Agonists / Q000008:administration & dosage*; D000420:Albuterol / Q000008:administration & dosage* / Q000031:analogs & derivatives*; D001249:Asthma / Q000188:drug therapy*; D016503:Drug Delivery Systems; D006801:Humans; D000068299:Salmeterol Xinafoate; D013810:Therapeutic Equivalency
D000318:Adrenergic beta-Agonists; D000068299:Salmeterol Xinafoate; D000420:Albuterol