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Table 7-1

Skin reactionDrugs
Phototoxic reactionsAmiodarone, NSAIDs, tetracyclines, chlorpromazine
Photosensitive reactionsAmiodarone, tetracyclines, calcium channel blockers, diuretics, voriconazole, itraconazole, terbinafine, ritonavir, saquinavir
Photoallergic reactionsNSAIDs, antibiotics, thiazides, anticonvulsants, allopurinol, quinolones, nelfinavir
Pigmentation changesChlorpromazine, phenytoin, hydroxychloroquine, cyclofosphamide, bleomycin, amiodarone, clofazimine, minocycline, mepacrine
Urticaria/angio-oedemaNSAIDs, opioid analgesics, ACE inhibitors, antibiotics, anti-retrovirals (didanosine/nelfinavir/zidovudine), infliximab, proton pump inhibitors, IV contrast media
Drug-induced lupusTerbinafine, hydralazine, procainamide, proton pump inhibitors, quinidine, isoniazid, diltiazem, and minocycline
Drug-induced vasculitisAntibiotics, NSAIDs, phenytoin, ramipril, proton pump inhibitors, allopurinol, thiazides, adalimumab, indinavir
Lichenoid drug eruptionGold, mepacrine, tetracyclines, diuretics, amlodipine, carbamazepine, propranolol, NSAIDs, ACE inhibitors, proton pump inhibitors, statins
Erythema nodosumOral contraceptives, antibiotics, gold, sulfonylurea
Fixed drug eruptionAntibiotics, NSAIDs, oral contraceptive, barbiturates
SJS/TENAntibiotics, anticonvulsants, NSAIDs, anti-retrovirals, allopurinol (didanosine/indinavir/saquinavir), barbiturates, ramipril, diltiazem
DRESSAllopurinol, anticonvulsants, antibiotics, anti-retrovirals, imatinib (Gleevec), NSAIDs, ACE inhibitors, calcium channel blockers, terbinafine, tyrosine kinase inhibitors
AGEPAntibiotics, anticonvulsants, anti-tubercular medications

Antibiotics: most commonly sulfonamides, penicillins, ampicillin, tetracyclines, and vancomycin.

Anticonvulsants: most commonly phenytoin, carbamazepine, sodium valproate, and lamotrigine.

Calcium channel blockers: most commonly diltiazem, nifedipine, and amlodipine.

NSAIDs: most commonly aspirin and ibuprofen.