De farmakologiske bivirkninger ved ß2- agonister, fx tremor, palpitationer og hovedpine, er rapporteret, men synes at være forbigående og aftagende ved regelmæssig behandling.
The pharmacological side effects of beta-2-agonist treatment, such as tremor, palpitations and headache, have been reported, but tend to be transient and reduce with regular therapy.