“…The most frequent reports of positive drug patch tests are related to the following drugs: betalactam antibiotics, especially amoxicillin (1,2,4,6,18,(24)(25)(26)(27)(28)(29)(30), cotrimoxazole (15), corticosteroids (1,31,32), heparin derivatives (1,(33)(34)(35)(36), pristinamycin (1,36), carbamazepine (1,2,20,(37)(38)(39)(40)(41)(42)(43)(44), diltiazem (1,45,46), diazepam (47), hydroxyzine (1,48), pseudoephedrine (1,21,22) and tetrazepam (1,16,(49)(50)(51).…”