A 12-year-old child has a viral infection complicated by obstructive bronchitis. Bronchospasm can be eliminated by inhalations of a drug from the following pharmacological group:

Answer options

1. β2-adrenergic blockers
2. M.anticholinergics
3. Analeptics
4. β2-agonists
5. N-cholinomimetics

Explanation

Bronchospasm can be eliminated by beta-agonists e.g Salbutamol, Other options cause bronchospasm.