40 mg lasix Anorexia Dental discoloration Diarrhea Drug rash with eosinophilia and systemic symptoms Dysphagia Enterocolitis Erythema multiforme Esophageal ulcer Esophagitis Exacerbation of systemic lupus erythematosus Exfoliative dermatitis Glossitis Headache Hemolytic anemia Hepatotoxicity Hypoglycemia Inflammatory anogenital lesion Intracranial hypertension Nausea Neutropenia Pericarditis Serum sickness Skin hyperpigmentation Thrombocytopenia Toxic epidermal necrolysis Upper abdominal pain Urticaria Vomiting