Critical Seriousness - Anemia is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Hallucination - Hallucinations is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Abnormal Liver Function Tests - Abnormal Hepatic Function Tests is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Life Threatening Allergic Reaction - Anaphylaxis is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Decreased White Blood Cells - Leukopenia is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Blurred Vision is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Heart Attack - Myocardial Infarction is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Decreased Blood Platelets - Thrombocytopenic Disorder is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Mental Disorder with Loss of Normal Personality & Reality - Psychotic Disorder is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Feeling Restless - Feeling Agitated is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Abnormal Heart Rhythm - Conduction Disorder of the Heart is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Inflammation of Skin caused by an Allergy - Allergic Dermatitis is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Seizures - Seizure Disorder is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Inflammation of Blood Vessels that Carry Blood in the Brain - Cerebral Vasculitis is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Problems with Eyesight - Visual Changes is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - High Blood Pressure - Hypertension is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Joint Pain - Arthralgia is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Fit - Tonic Clonic Seizure is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Fever is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Involuntary Quivering - Tremors is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Failure to Grow - Growth Failure is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Giant Hives - Angioedema is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Mental Disorder Resulting from Poisonous Agents - Toxic Psychosis is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Mood Changes is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Chronic Muscle Twitches or Movements - Motor Tic Disorder is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Stroke - Cerebrovascular Accident is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Occasional Numbness, Prickling, or Tingling of Fingers and Toes - Raynaud's Phenomenon is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Skin Rash with Sloughing - Exfoliative Dermatitis is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Hives - Urticaria is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Fast Heartbeat - Tachyarrhythmia is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Chest Pain is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Reaction due to an Allergy - Allergic Reactions is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Angina is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Hemorrhage in the Brain - Cerebrovascular Hemorrhage is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Sinus Irritation and Congestion - Sinusitis is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Voluntary Movement Difficulty - Dyskinesia is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Rash - Skin Rash is a Life Threatening Side Effect of both Concerta and Ritalin. Critical Seriousness - Worsening Symptoms of Tourette's Syndrome - Exacerbation of Gilles de la Tourette's Syndrome is a Life Threatening Side Effect of both Concerta and Ritalin. |