A patient of glaucoma with bronchial asthma presents to the emergency with status asthmaticus, causative agent might have been –
Pilocarpine and timolol (β - blockers) can cause bronchospasm. However, β-blockers are the most commonly used drugs for POAG and pilocarpine is used very rarely these days. So, best answer here is timolol.
Pilocarpine eye drop
Timolol eye drop
Betaxolol eye drop
Levobunolol eye drop