List of adverse effects of trazodone
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Very common
Very common (>10% incidence) adverse effects include:
Common
Common (1–10% incidence) adverse effects include:
- Vomiting
- Constipation
- Diarrhea
- Backache
- Confusion
- Insomnia
- Dream disorder (abnormal dreaming)
- Disorientation
- Incoordination
- Nasal congestion
- Orthostatic hypotension
- Syncope
- Tremor
- Weight change
- Anxiety
- Hypotension
- Oedema
- Dysgeusia
- Memory impairment
- Migraine
- Paraesthesia (feelings of "pins and needles")
- Agitation
- Dyspnoea
- Night sweats
Uncommon
Uncommon (0.1–1% incidence) adverse effects include:
Rare
Rare (<0.1%) adverse effects include:
- Urinary retention
- Prolonged QT interval
- Torsades de Pointes
- Ataxia
- Breast enlargement or engorgement
- Lactation
- Cardiospasm
- Stroke
- Chills
- Cholestasis
- Clitorism
- Congestive heart failure
- Diplopia
- Extrapyramidal symptoms
- Hallucinations
- Haemolytic anaemia
- Hirsutism
- Hyperbilirubinaemia
- Increased amylase
- Increased salivation
- Leukocytosis
- Leukonychia
- Jaundice
- Liver enzyme alterations
- Methemoglobinemia
- Paraesthesia
- Paranoia
- Stupor
- Rash
- Seizure
- Priapism
- Pruritus
- Psoriasis
- Psychosis
- Suicidal ideation
- Suicidal behaviour
- Syndrome of inappropriate antidiuretic hormone secretion
- Tardive dyskinesia
- Serotonin syndrome
- Unexplained death
- Urticaria
- Vasodilation