Critical Seriousness - Low Blood Counts due to Bone Marrow Failure - Aplastic Anemia is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Large Purple or Brown Skin Blotches - Purpura is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - The Flu - Influenza is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Stevens-Johnson Syndrome is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Abnormal Liver Function Tests - Abnormal Hepatic Function Tests is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - High Amount of Calcium in the Blood - Hypercalcemia is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Imbalance in Body Salts like Potassium and Sodium - Disorder of Electrolytes is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Decreased White Blood Cells - Leukopenia is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Erythema Multiforme is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Gout is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Low Amount of Potassium in the Blood - Hypokalemia is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Nearsightedness - Myopia is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Blood Pressure Drop Upon Standing - Orthostatic Hypotension is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - High Amount of Uric Acid in the Blood - Hyperuricemia is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - High Blood Sugar - Hyperglycemia is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Interstitial Nephritis is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Toxic Epidermal Necrolysis is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Low Amount of Magnesium in the Blood - Hypomagnesemia is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Allergic Reaction causing Inflammation of Blood Vessels - Hypersensitivity Angiitis is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Yellowing of Skin or Eyes from Bile Flow Problems - Obstructive Hyperbilirubinemia is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Skin Rash with Sloughing - Exfoliative Dermatitis is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Visible Water Retention - Edema is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Reaction due to an Allergy - Allergic Reactions is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Low Amount of Sodium in the Blood - Hyponatremia is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Closed Angle Glaucoma - Narrow Angle Glaucoma is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Blockage of Normal Bile Flow - Cholestasis is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Kidney Disease - Renal Disease is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Urinary Tract Infection - Urinary Tract Infections is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Systemic Lupus Erythematosus is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Serious Muscle Damage that may Lead to Kidney Failure - Rhabdomyolysis is a Life Threatening Side Effect of Avalide but not Lisinopril. Critical Seriousness - Acid Base Problem with Low Chloride and Basic pH Blood - Hypochloremic Alkalosis is a Life Threatening Side Effect of Avalide but not Lisinopril. |