Glaucoma: Acute angle closure - why does eye colour matter? This is from NICE CKS — If the drugs are available, give: pilocarpine eye drops, one drop of 2% in blue eyes or 4% in brown eyes; acetazolamide 500 mg orally to reduce production of aqueous humour (provided that there are no contraindications); analgesia; and an anti-emetic, if required.
First line drug for glucoma is beta blockers