Table 5 Similarities in common ADRs to two ADHD drugs.

From: Real world pharmacovigilance comparison of viloxazine and dextroamphetamine adverse reaction profiles

System organ classes

ADRs

Signal N

Cardiac disorders

Extrasystoles, Palpitations, Cardiac arrest, Tachycardia, Cardiac disorder

5

Ear and labyrinth disorders

Tinnitus, Hyperacusis, Vertigo

3

Eye disorders

Vision blurred, Mydriasis, Photophobia, Visual impairment

4

Gastrointestinal disorders

Nausea, Abdominal pain, Dysphagia, Diarrhea, Dyspepsia, Gastrointestinal disorder, Dry mouth, Vomiting, Constipation, Abdominal distension, Abdominal pain upper, Retching

11

General disorders and administration site conditions

Feeling abnormal, Adverse event, Pain, Withdrawal syndrome, Drug interaction, Condition aggravated, Malaise, Drug ineffective, Fatigue, Asthenia, Crying, Chest pain

12

Immune system disorders

Hypersensitivity

1

Injury, poisoning and procedural complications

Overdose, Wrong technique in product usage process, Product dose omission issue, Product use in unapproved indication, Off label use, Fall, Product use issue

7

Investigations

Blood pressure increased, Alanine aminotransferase increased, Weight decreased, Aspartate aminotransferase increased, Heart rate increased

5

Metabolism and nutrition disorders

Decreased appetite, Dehydration

2

Musculoskeletal and connective tissue disorders

Myalgia, Muscle spasms, Muscle twitching, Rhabdomyolysis, Musculoskeletal stiffness, Back pain

6

Nervous system disorders

Dystonia, Tremor, Dizziness, Seizure, Somnolence, Psychomotor hyperactivity, Headache, Loss of consciousness, Speech disorder, Paraesthesia, Disturbance in attention, Migraine, Lethargy

13

Product issues

Product physical issue, Product availability issue

2

Psychiatric disorders

Anger, Completed suicide, Suicidal ideation, Mood swings, Agitation, Insomnia, Anxiety, Panic attack, Aggression, Depression, Sleep disorder, Irritability, Confusional state

13

Renal and urinary disorders

Urinary incontinence

1

Reproductive system and breast disorders

Erectile dysfunction

1

Respiratory, thoracic and mediastinal disorders

Dyspnoea

1

Skin and subcutaneous tissue disorders

Rash erythematous,Erythema,Pruritus,Rash,Hyperhidrosis,Eczema,Urticaria

7

Social circumstances

Loss of personal independence in daily activities, Impaired work ability

2

Vascular disorders

Raynaud’s phenomenon, Hypertension, Hypotension

3