Table 1

 Read codes used in the DIN-LINK database for treatment for glaucoma

Drug groupRead codes
(i) β blockers onlyk83 (betaxolol hydrochloride), k85 (cartelol hydrochloride), k8b (metipranolol), k8f (timolol maleate), k8g (levobunolol hydrochloride)
(ii) Prostaglandins onlyk8i (latanoprost), k8n (travoprost), k8o (bimatoprost)
(iii) Cholinergic agentsk84 (carbachol), k86 (demecarium bromide), k89 (ecothiopate iodide), k8c (physostigmine sulphate), k8d (pilocarpine hydrochloride), k8e (pilocarpine nitrate)
(iv) Sympathomimeticsk82 (adrenaline), k88 (dipverfine hydrochloride), k8a (guanethidine monosulph), k8j (brimonidine tartrate)
(v) Carbonic anhydrase inhibitors onlyk81 (acetazolamide), k87 (dichlophenamide), k8h (dorzolamide), k8l (brinzolamide)
(vi) Carbonic anhydrase inhibitors and β blockerk8k (dorzolamide + timolol)
(vii) Prostaglandins and β blockersk8m (latanoprost + timolol)