“…Omeprazole has been described as a cause of fixed‐drug eruptions (6), anaphylactic reactions (7) exfoliative dermatitis (8–10), alopecia (11), pityriasis rosea‐like eruption (12), erythema nodosum (13), bullous skin reactions (14), oral candidiasis (15), dry‐mouth syndrome (16), urticaria and angioedema (17–19), and acute dissemminated epidermal necrosis (20). However, no case of allergic contact dermatitis has been reported before.…”