Hypersensitivity reactions, anaphylactic reactions including anaphylactic shock, angioedema, pruritus; rash, urticaria; bronchospasm; nausea, vomiting, diarrhea, upper abdominal pain; headache, vertigo, sweating; severe skin disorders including erythema multiforme, SJS/TEN, acute generalized exanthematous pustulosis (AGEP).