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Table 1 Most common culprit drugs in SJS/TEN and EM

From: Drug induced exfoliative dermatitis: state of the art

Drugs associated with Stevens–Johnson syndrome and toxic epidermal necrolisis
  Risk a priori Prevalence in SJS/TEN registries Extension of employment Probable/very probable causality in multicenter trials
Allopurinol Very high Very high Widespread Frequent
Anticonvulsants
Carbamazepine
Lamotrigine
Phenobarbital
Phenytoin
Valproic Acid
Very high Very high Widespread Frequent
NSAIDs Variable High Widespread Variable
Oxicam NSAIDs Very high Low Limited Frequent
Sulfonamides
Cotrimoxazole
Sulfadiazine
Sulfasalazine
Others
High High Widespread Frequent
Non-sulfa antibiotics
Aminopenicillins Low Medium Widespread Non frequent
Cephalosporins Medium Medium Widespread Non frequent
Quinolones Medium Medium Widespread Moderately frequent
Macrolides Medium Medium Widespread No
Tetraciclines Medium Low Medium Frequent
Nevirapine High High Limited Frequent
Pantoprazole Unknown Low Widespread ND
Paracetamol Low High Widespread Non freqeuent
Furosemide Low Variable Widespread ND
Sertraline High Low Medium Frequent
Drugs associated with erythema multiforme
Sulfonamides
NSAIDs
Anticonvulsants
Antibiotics (mainly penicillins)