Tolerance--a response to long-term treatment with beta 2-receptor stimulants.
D000318:Adrenergic beta-Agonists / Q000627:therapeutic use*; D001249:Asthma / Q000188:drug therapy; D004361:Drug Tolerance; D006801:Humans; D011943:Receptors, Adrenergic, beta / Q000187:drug effects
D000318:Adrenergic beta-Agonists; D011943:Receptors, Adrenergic, beta