Mirtazapine Tablet Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Less Severe expression

  • Constipation
  • Dizzy
  • Drowsiness
  • Dry Mouth
  • Feeling Weak
  • High Cholesterol
  • Increased Hunger
  • Weight Gain

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • Agitation
  • Confused
  • Diminished Movement
  • Flu-Like Symptoms
  • High Blood Pressure
  • Hyperactive Behavior
  • Mood Changes
  • Rash
  • Trouble Breathing
  • Visible Water Retention

If experienced, these tend to have a Less Severe expression

  • Backache
  • Blood Pressure Drop Upon Standing
  • Cough
  • Excessive Thirst
  • Feel Like Throwing Up
  • Feeling Anxious
  • Fluid Retention In The Legs, Feet, Arms Or Hands
  • Frequent Urination
  • Indifferent Behavior
  • Intense Abdominal Pain
  • Itching
  • Joint Pain
  • Loss Of Appetite
  • Loss Of Memory
  • Muscle Pain
  • Muscle Weakness
  • Nervous
  • Not Feeling Well
  • Numbness
  • Numbness And Tingling
  • Sensation Of Spinning Or Whirling
  • Shaking Extremities
  • Sinus Irritation And Congestion
  • Throwing Up
  • Twitching
  • Urinary Tract Infection
  • Widening Of Blood Vessels

RARE side effects


If experienced, these tend to have a Severe expression

  • A Feeling Of Restlessness With Inability To Sit Still
  • Abnormal Liver Function Tests
  • Absence Of Menstrual Periods
  • Behaving With Excessive Cheerfulness And Activity
  • Decreased Neutrophils A Type Of White Blood Cell
  • Deficiency Of Granulocytes A Type Of White Blood Cell
  • Delusions
  • Disturbance In The Ability Of The Eye To Focus
  • Easily Angered Or Annoyed
  • Erythema Multiforme
  • Extrapyramidal Reaction
  • Feeling Anger Toward Something
  • Hallucination
  • Having Thoughts Of Suicide
  • Inability To Have An Erection
  • Inflammation Of The Skin With Blisters
  • Kidney Stone
  • Loss Of One's Own Sense Of Reality Or Identity
  • Low Amount Of Sodium In The Blood
  • Mild Degree Of Mania
  • Painful Periods
  • Prolonged QT Interval On EKG
  • Puffy Face From Water Retention
  • Rhabdomyolysis
  • Secondary Angle-Closure Glaucoma
  • Seizures
  • Serotonin Syndrome - Adverse Drug Interaction
  • Stevens-Johnson Syndrome
  • Toxic Epidermal Necrolysis

If experienced, these tend to have a Less Severe expression

  • Abnormal Dreams
  • Aggressive Behavior
  • Breast Fullness Due To Milk Production
  • Loss Of Taste
  • Problems With Smell

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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.