Critcal Seriouosness - Abnormal Heart Rhythm - Conduction Disorder of the Heart is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Abnormal Liver Function Tests - Abnormal Hepatic Function Tests is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Allergic Reaction caused by a Drug - Hypersensitivity Drug Reactions is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Angina is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Chest Pain is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Chronic Heart Failure is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Complete Stoppage of the Heart - Cardiac Arrest is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Depression is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Elevation of Proteins in the Urine - Proteinuria is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Fast Heartbeat - Tachyarrhythmia is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Fluid Retention in the Legs, Feet, Arms or Hands - Peripheral Edema is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Giant Hives - Angioedema is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Heart Attack - Myocardial Infarction is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Heart Throbbing or Pounding - Palpitations is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Hepatitis is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Hives - Urticaria is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Inflammation of Skin caused by an Allergy - Allergic Dermatitis is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Liver Failure - Hepatic Failure is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Mood Changes is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Muscle Disease - Myopathy is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Muscle Inflammation - Myositis is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Muscle Pain - Myalgia is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Pancreatitis is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Pseudotumor Cerebri - Benign Intracranial Hypertension is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Rash - Skin Rash is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Reaction due to an Allergy - Allergic Reactions is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Seizures - Seizure Disorder is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Serious Muscle Damage that may Lead to Kidney Failure - Rhabdomyolysis is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Trouble Breathing - Dyspnea is a Life Threatening Side Effect of Synthroid and Crestor combined Critcal Seriouosness - Urinary Tract Infection - Urinary Tract Infections is a Life Threatening Side Effect of Synthroid and Crestor combined |