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Index of reports
> Cases resulting in a serious event (329)
> Cases with Drug Ineffective (22)
Below is the selection of adverse event reports related to Ritalin (Methylphenidate) that includes cases resulting in a serious event where reactions include drug ineffective.
Possible Ritalin side effects / adverse reactions in 10 year old male
Reported by a consumer/non-health professional from Brazil on 2010-02-15
Patient: 10 year old male, weighing 50.0 kg (110.0 pounds)
Reactions: Weight Increased, Drug Ineffective, Head Circumference Abnormal, Hyperphagia, Obesity, Aggression
Suspect drug(s):
Ritalin
Dosage: 1 df, bid
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Ritalin
Dosage: 1 df, bid
Administration route: Oral
Other drugs received by patient: Risperidone; Risperidone
Possible Ritalin side effects / adverse reactions in female
Reported by a individual with unspecified qualification from United States on 2009-12-30
Patient: female
Reactions: Cataplexy, Drug Ineffective, Fall
Suspect drug(s):
Ritalin
Other drugs received by patient: Lexapro
Possible Ritalin side effects / adverse reactions in male
Reported by a individual with unspecified qualification from United States on 2009-12-21
Patient: male
Reactions: Dysarthria, Pressure of Speech, Tachyphrenia, Drug Ineffective, Poverty of Speech, Disturbance in Attention, Hyperhidrosis, Dysphemia
Suspect drug(s):
Dextroamphetamine
Dosage: 20 mg
Indication: Attention Deficit / Hyperactivity Disorder
Ritalin
Possible Ritalin side effects / adverse reactions in 9 year old male
Reported by a physician from Denmark on 2009-12-21
Patient: 9 year old male, weighing 27.0 kg (59.4 pounds)
Reactions: Weight Decreased, Drug Ineffective, Screaming, Aggression
Suspect drug(s):
Concerta
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Ritalin
Dosage: 5+5+5 mg
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Start date: 2008-11-26
Ritalin
Dosage: 10 mg x 3
Administration route: Oral
Start date: 2008-11-26
Ritalin
Dosage: 20 mg at 6.30 am and 20 mg at 11.30 to 12 am
Administration route: Oral
Start date: 2008-11-26
Ritalin
Dosage: 10+10+5 mg
Administration route: Oral
Start date: 2008-11-26
Possible Ritalin side effects / adverse reactions in 12 year old male
Reported by a physician from Denmark on 2009-12-18
Patient: 12 year old male
Reactions: Irritability, Thinking Abnormal, Restlessness, Drug Ineffective, Sensory Disturbance, Headache, Frustration, Aggression
Suspect drug(s):
Concerta
Administration route: Oral
Indication: Drug USE FOR Unknown Indication
Concerta
Administration route: Oral
Concerta
Administration route: Oral
Concerta
Administration route: Oral
Concerta
Administration route: Oral
Ritalin
Indication: Drug USE FOR Unknown Indication
Ritalin
Dosage: 5mg in the morning and possibly 5mg in the afternoons
Ritalin
Dosage: in the afternoons when needed
Ritalin
Dosage: 5+5+5mg
Ritalin
Dosage: 10+10+5mg
Ritalin
Dosage: 5+5+5 mg
Possible Ritalin side effects / adverse reactions in male
Reported by a individual with unspecified qualification from United States on 2009-11-25
Patient: male
Reactions: Dysarthria, Pressure of Speech, Tachyphrenia, Drug Ineffective, Poverty of Speech, Disturbance in Attention, Hyperhidrosis, Dysphemia
Suspect drug(s):
Dextroamphetamine
Dosage: 20 mg
Indication: Attention Deficit / Hyperactivity Disorder
Ritalin
Possible Ritalin side effects / adverse reactions in 10 year old male
Reported by a consumer/non-health professional from Brazil on 2009-10-30
Patient: 10 year old male, weighing 50.0 kg (110.0 pounds)
Reactions: Weight Increased, Drug Ineffective, Head Circumference Abnormal, Hyperphagia, Obesity, Aggression
Suspect drug(s):
Ritalin
Dosage: 1 tablet daily
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Ritalin
Dosage: 1 df, bid
Administration route: Oral
Other drugs received by patient: Risperidone; Risperidone
Possible Ritalin side effects / adverse reactions in female
Reported by a individual with unspecified qualification from United States on 2009-10-29
Patient: female
Reactions: Cataplexy, Drug Ineffective, Fall
Suspect drug(s):
Ritalin
Other drugs received by patient: Lexapro
Possible Ritalin side effects / adverse reactions in male
Reported by a pharmacist from Ireland on 2009-10-19
Patient: male, weighing 25.0 kg (55.0 pounds)
Reactions: Psychomotor Hyperactivity, Thinking Abnormal, Drug Ineffective, Increased Appetite, Aggression
Adverse event resulted in: disablity
Suspect drug(s):
Ritalin
Dosage: 7.5 mg, qd
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Ritalin LA
Dosage: 20 mg, unk
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Possible Ritalin side effects / adverse reactions in 8 year old male
Reported by a consumer/non-health professional from Brazil on 2009-09-22
Patient: 8 year old male, weighing 25.0 kg (55.0 pounds)
Reactions: Surgery, Drug Ineffective, Choking, Oesophageal Disorder, Nervousness, Crying
Adverse event resulted in: hospitalization
Suspect drug(s):
Ritalin
Dosage: half tablet daily
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Ritalin
Dosage: 1 tablet daily
Administration route: Oral
Indication: Learning Disorder
Ritalin
Dosage: 1 tablet in the morningand half tab in afternoon
Administration route: Oral
Start date: 2009-09-08
Tofranil
Dosage: 20 mg 1 tablet at night
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Tofranil
Indication: Learning Disorder
Possible Ritalin side effects / adverse reactions in male
Reported by a consumer/non-health professional from Brazil on 2009-08-18
Patient: male
Reactions: Drug Ineffective, Incorrect Dose Administered, Tachycardia, Tremor, Abdominal Pain Upper, Chest Pain, Dizziness, Depressed Mood, Decreased Appetite
Suspect drug(s):
Concerta
Ritalin
Dosage: 10 mg, unk
Administration route: Oral
Ritalin LA
Dosage: 40 mg
Possible Ritalin side effects / adverse reactions in 7 year old female
Reported by a consumer/non-health professional from Brazil on 2009-08-12
Patient: 7 year old female
Reactions: Irritability, Weight Increased, Drug Ineffective, Somnolence, Aggression
Suspect drug(s):
Ritalin
Dosage: 10 mg, qd
Indication: Psychomotor Hyperactivity
Start date: 2009-03-01
Ritalin
Dosage: 10 mg, qd
Start date: 2009-07-29
Tegretol
Dosage: 10 ml in the morning and 5ml at night
Administration route: Oral
Indication: Obsessive-Compulsive Disorder
Start date: 2007-01-01
End date: 2008-01-01
Tegretol
Dosage: 5ml in the morning
Administration route: Oral
Start date: 2009-07-29
Possible Ritalin side effects / adverse reactions in male
Reported by a consumer/non-health professional from Brazil on 2009-07-31
Patient: male
Reactions: Drug Ineffective, Chest Pain, Dizziness, Depressed Mood, Decreased Appetite, Tremor
Suspect drug(s):
Concerta
Ritalin
Dosage: 10 mg, unk
Administration route: Oral
Possible Ritalin side effects / adverse reactions in male
Reported by a consumer/non-health professional from Brazil on 2009-07-24
Patient: male
Reactions: Drug Ineffective, Chest Pain, Depressed Mood, Decreased Appetite
Suspect drug(s):
Concerta
Ritalin
Dosage: 10 mg, unk
Administration route: Oral
Possible Ritalin side effects / adverse reactions in male
Reported by a health professional (non-physician/pharmacist) from South Africa on 2009-05-29
Patient: male, weighing 24.0 kg (52.8 pounds)
Reactions: Migraine, Drug Ineffective, Neuron-Specific Enolase Increased, Somnolence, Allergic Sinusitis
Suspect drug(s):
Ritalin
Dosage: 10 mg, bid
Indication: Attention Deficit / Hyperactivity Disorder
Ritalin LA
Dosage: 20 mg, unk
Administration route: Oral
Indication: Attention Deficit / Hyperactivity Disorder
Possible Ritalin side effects / adverse reactions in female
Reported by a consumer/non-health professional from Brazil on 2009-05-21
Patient: female
Reactions: Drug Ineffective, Suicide Attempt, Stress
Suspect drug(s):
Ritalin
Dosage: 10 mg
Administration route: Oral
Ritalin LA
Administration route: Oral
Possible Ritalin side effects / adverse reactions in male
Reported by a health professional (non-physician/pharmacist) from Sweden on 2009-05-14
Patient: male
Reactions: Drug Ineffective, Gastric Bypass, Obesity
Suspect drug(s):
Ritalin
Dosage: 110 mg, qd
Ritalin
Dosage: 30 mg, qid
Other drugs received by patient: Lyrica
Possible Ritalin side effects / adverse reactions in 8 year old male
Reported by a health professional (non-physician/pharmacist) from Sweden on 2009-05-13
Patient: 8 year old male
Reactions: Hallucination, Auditory, Drug Ineffective
Suspect drug(s):
Ritalin
Dosage: 20 mg, qd
Indication: Attention Deficit / Hyperactivity Disorder
Start date: 2007-10-01
Ritalin
Dosage: 20 mg in the morning and 20 mg at lunch
Ritalin
Dosage: 30 mg in the morning and 20 mg at lunch
Start date: 2008-11-01
End date: 2009-03-01
Possible Ritalin side effects / adverse reactions in 8 year old male
Reported by a consumer/non-health professional from Brazil on 2009-04-27
Patient: 8 year old male, weighing 24.0 kg (52.8 pounds)
Reactions: Psychomotor Hyperactivity, Cardiac Murmur, Fatigue, Drug Ineffective, Abnormal Behaviour, Disturbance in Attention
Suspect drug(s):
Ritalin
Possible Ritalin side effects / adverse reactions in 7 year old male
Reported by a consumer/non-health professional from Sweden on 2009-04-08
Patient: 7 year old male
Reactions: Anxiety, Back Pain, Protein Urine Present, Blood Urine Present, Psychomotor Hyperactivity, Body Temperature Increased, Drug Ineffective, Food Craving
Suspect drug(s):
Ritalin
Dosage: 20 mg, unk
Indication: Attention Deficit / Hyperactivity Disorder
Ritalin
Dosage: sometimes 10 mg tablet in the evening
Possible Ritalin side effects / adverse reactions in male
Reported by a consumer/non-health professional from Australia on 2009-04-02
Patient: male
Reactions: Mania, Obsessive-Compulsive Disorder, Drug Ineffective
Suspect drug(s):
Antidepressants
Ritalin
Dosage: unk
Indication: Attention Deficit / Hyperactivity Disorder
Start date: 1996-01-01
Other drugs received by patient: Valpro
Possible Ritalin side effects / adverse reactions in male
Reported by a pharmacist from Ireland on 2009-04-02
Patient: male, weighing 25.0 kg (55.0 pounds)
Reactions: Product Quality Issue, Psychomotor Hyperactivity, Thinking Abnormal, Drug Ineffective, Increased Appetite, Aggression
Adverse event resulted in: disablity
Suspect drug(s):
Ritalin
Dosage: 7.5 mg, qd
Indication: Attention Deficit / Hyperactivity Disorder
Ritalin LA
Dosage: 20 mg, unk
Indication: Attention Deficit / Hyperactivity Disorder
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