<prompt> Drugs known to cause Steven Johnson syndrome include the following except:CephalosporinsIbuprofenCarbamazepineParacetamol  <response>: Drugs that most commonly cause SJSTEN Antibiotics Antifungals Antivirals Sulfonamides, e.g., cotrimoxizole; beta-lactams i.e. penicillins, cephalosporins Imidazole antifungals Nevirapine non-nucleoside reverse-transcriptase inhibitor Allopurinol Nonsteroidal anti-inflammatory drugs NSAID oxicam type mainly Naproxen Ibuprofen Anti-convulsants Carbamazepine Phenytoin Phenobarbital Valproic acid Lamotrigine 