Potential adverse reactions may include: Abdominal pain, Application site irritation, Asthenia, Contact dermatitis, Diaphoresis, Dizziness, Drowsiness, Dyspnea, Exfoliative dermatitis, Fixed drug eruption, Flushing, Headache, Hypersensitivity reaction, Hypotension, Hypoxemia, Lactic acidosis, Methemoglobinemia, Nausea, Nonimmune anaphylaxis, Orthostatic hypotension, Pallor, Palpitation, Paresthesia, Peripheral edema, Pharyngitis, Rebound hypertension, Restlessness, Rhinitis, Shock, Skin rash, Syncope, Tachycardia, Vertigo, Vomiting