Trazodone HCL Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Severe expression

  • Low Blood Pressure

If experienced, these tend to have a Less Severe expression

  • Constipation
  • Dizziness
  • Drowsiness
  • Dry Mouth
  • Headache
  • Low Energy
  • Nausea
  • Taste Impairment
  • Vomiting

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • Confusion
  • Difficulty Concentrating
  • Fainting
  • High Blood Pressure
  • Muscle Tremors

If experienced, these tend to have a Less Severe expression

  • Muscle Pain
  • Weight Gain

RARE side effects


If experienced, these tend to have a Severe expression

  • A Delay When Starting To Urinate
  • A Feeling Of Pins And Needles On Skin
  • A Feeling Of Restlessness With Inability To Sit Still
  • A Form Of Mania That Has A Lower Severity Of Symptoms
  • A Problem With Menstrual Periods
  • A Skin Rash
  • A Stroke
  • A Yellowing Of The Eyes Or Skin From Buildup Of Bilirubin Called Jaundice
  • Abnormal Liver Function Tests
  • Achalasia Of Esophagus, A Condition That Makes Swallowing Difficult
  • Agitation
  • Altered Interest In Having Sexual Intercourse
  • An Increased Need To Urinate Often
  • Anemia
  • Aphasia, A Loss Of The Ability To Speak And Understand Language
  • Apnea, A Breathing Interruption
  • Blockage Of Normal Bile Flow
  • Bloody Urine
  • Breast Fullness Due To Milk Production
  • Changes In Appetite
  • Chest Pain
  • Chills
  • Chronic Heart Failure
  • Excessive Sweating
  • Fast Heartbeat
  • Gas
  • Hair Loss
  • Hallucinations
  • Inflammation Of The Skin Due To An Allergy
  • Loss Of Muscle Coordination
  • Low Levels Of White Blood Cells
  • Numbness
  • Over Excitement
  • Priapism, A Prolonged Erection Of The Penis
  • Prolonged QT Interval On EKG
  • Secondary Angle-Closure Glaucoma, A Type Of Eye Disorder
  • Seizures
  • Serotonin Syndrome, A Type Of Disorder With High Serotonin Levels
  • Slow Heartbeat
  • Stuffy Nose
  • Suicidal Thoughts
  • Torsades De Pointes, A Type Of Abnormal Heart Rhythm

If experienced, these tend to have a Less Severe expression

  • Accidental Falls
  • Anxious Feelings
  • Blurred Vision
  • Diarrhea
  • Dilated Pupils
  • Excessive Saliva Production
  • Generalized Weakness
  • Muscle Twitching
  • Nightmares
  • Poisoning Caused By Anticholinergic Medication
  • The Inability To Have An Erection
  • Visible Water Retention
  • Weight Loss

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.