Drug
Viloxazine Hydrochloride
Important: Reactions below are the flagged terms from this drug’s
FAERS report history (min. 3 co-reports per term) — PRR/ROR indicate
disproportionality in spontaneous reporting, not causation.
Data from FDA FAERS via openFDA. Last recalculated: 2026-09-14.
| Reaction | Co-reports (a) | PRR | ROR | Signal | |
|---|---|---|---|---|---|
| 1 | Mania | 26 | 26.2 | 26.8 | signal |
| 2 | Anger | 44 | 21.5 | 22.2 | signal |
| 3 | Withdrawal Syndrome | 54 | 21.2 | 22.1 | signal |
| 4 | Migraine | 121 | 21.2 | 23.3 | signal |
| 5 | Initial Insomnia | 12 | 19.5 | 19.7 | signal |
| 6 | Suicidal Ideation | 81 | 14.6 | 15.6 | signal |
| 7 | Insurance Issue | 11 | 12.3 | 12.4 | signal |
| 8 | Affect Lability | 7 | 12.0 | 12.1 | signal |
| 9 | Irritability | 42 | 11.6 | 11.9 | signal |
| 10 | Product Use Complaint | 10 | 10.7 | 10.8 | signal |
| 11 | Middle Insomnia | 12 | 10.7 | 10.8 | signal |
| 12 | Drug Effect Less Than Expected | 9 | 10.6 | 10.6 | signal |
| 13 | Aggression | 31 | 10.2 | 10.5 | signal |
| 14 | Impaired Work Ability | 13 | 10.0 | 10.1 | signal |
| 15 | Product Dose Omission In Error | 16 | 9.9 | 10.0 | signal |
| 16 | Hallucination, Auditory | 9 | 9.4 | 9.4 | signal |
| 17 | Retching | 12 | 9.3 | 9.4 | signal |
| 18 | Crying | 19 | 8.6 | 8.7 | signal |
| 19 | Therapy Change | 5 | 8.6 | 8.6 | signal |
| 20 | Nightmare | 18 | 8.6 | 8.7 | signal |
| 21 | Inability To Afford Medication | 5 | 8.4 | 8.5 | signal |
| 22 | Psychomotor Hyperactivity | 8 | 8.0 | 8.0 | signal |
| 23 | Mood Swings | 15 | 7.8 | 7.9 | signal |
| 24 | Therapy Cessation | 24 | 7.8 | 7.9 | signal |
| 25 | Panic Attack | 17 | 7.7 | 7.8 | signal |
| 26 | Delusion | 7 | 7.5 | 7.5 | signal |
| 27 | Emotional Disorder | 13 | 6.9 | 7.0 | signal |
| 28 | Feeling Jittery | 8 | 6.9 | 7.0 | signal |
| 29 | Serotonin Syndrome | 8 | 6.9 | 7.0 | signal |
| 30 | Apathy | 6 | 6.8 | 6.9 | signal |
| 31 | Paranoia | 7 | 6.7 | 6.7 | signal |
| 32 | Adverse Event | 36 | 6.5 | 6.6 | signal |
| 33 | Abnormal Behaviour | 14 | 5.8 | 5.9 | signal |
| 34 | Therapy Interrupted | 24 | 5.8 | 5.9 | signal |
| 35 | Mood Altered | 9 | 5.5 | 5.5 | signal |
| 36 | Product Odour Abnormal | 3 | 4.8 | 4.8 | signal |
| 37 | Sexual Dysfunction | 3 | 4.3 | 4.3 | signal |
| 38 | Dystonia | 5 | 4.3 | 4.3 | signal |
| 39 | Intentional Self-injury | 5 | 4.1 | 4.1 | signal |
| 40 | Libido Decreased | 3 | 4.0 | 4.0 | signal |
| 41 | Therapeutic Response Shortened | 6 | 3.1 | 3.1 | signal |
| 42 | Amenorrhoea | 3 | 3.0 | 3.0 | no signal |
| 43 | Drug Withdrawal Syndrome | 14 | 2.6 | 2.6 | signal |
| 44 | Drug Dose Omission By Device | 3 | 0.6 | 0.6 | no signal |