Critical Seriousness - Blood Disorder - Blood Dyscrasias is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Decreased Blood Platelets - Thrombocytopenic Disorder is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Decreased Neutrophils a Type of White Blood Cell - Neutropenic Disorder is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Decreased White Blood Cells - Leukopenia is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Deficiency of Granulocytes a Type of White Blood Cell - Agranulocytosis is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Extra Heartbeat - Extrasystoles is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Fit - Tonic Clonic Seizure is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Giant Hives - Angioedema is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Hallucination - Hallucinations is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Hepatitis caused by Drugs - Drug-Induced Hepatitis is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Hepatitis is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - High Blood Pressure - Hypertension is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Inflammation of Skin caused by an Allergy - Allergic Dermatitis is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Insufficient Blood Supply to the Colon - Ischemic Colitis is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Reaction due to an Allergy - Allergic Reactions is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Seizures - Seizure Disorder is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Throwing Up - Vomiting is a Life Threatening Side Effect of Cold Medicine Critical Seriousness - Trouble Breathing - Dyspnea is a Life Threatening Side Effect of Cold Medicine |