Table 3: Effect and side effects of antiglaucoma medications in PCG patients

Class		Effect		Side effect		Nota bene
Beta blockers		Fair, no effect in 39-54% of patients		Possibility of apnea		To exclude asthma/cardiac anomaly before use. Check availability of 0.25% timolol, which is preferable in children
Carbonic anhydrase inhibitors		Fair		Growth suppression, metabolic acidosis		―
Prostaglandin analogs		Poor, no effect in 50-80% of patients		Mainly local side effects as observed in adults		Predictors of poor response include severity glaucoma and young age of presentation
Alpha-2 agonists		―		CNS suppression		Contraindicated in children
Parasympathomimetics		Poor		―		Limited use in pediatric patient