Fluoxetine HCL Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Less Severe expression

  • Abnormal Dreams
  • Chronic Trouble Sleeping
  • Diarrhea
  • Dizzy
  • Drowsiness
  • Dry Mouth
  • Excessive Sweating
  • Feel Like Throwing Up
  • Feeling Anxious
  • Feeling Weak
  • Flu-Like Symptoms
  • Head Pain
  • Inability To Have An Erection
  • Indigestion
  • Involuntary Quivering
  • Loss Of Appetite
  • Nervous
  • Problem With Ejaculation
  • Rash
  • Sinus Irritation And Congestion
  • Throat Irritation
  • Widening Of Blood Vessels
  • Yawning

INFREQUENT side effects


If experienced, these tend to have a Less Severe expression

  • Abnormal Heart Rhythm
  • Altered Interest In Having Sexual Intercourse
  • Chest Pain
  • Chills
  • Confused
  • Constipation
  • Cough
  • Excessive Thirst
  • Fast Heartbeat
  • Feeling Agitated
  • Fever
  • Frequent Urination
  • Gas
  • Hair Loss
  • Heart Throbbing Or Pounding
  • Hives
  • Hyperactive Behavior
  • Itching
  • Joint Pain
  • Problems With Eyesight
  • Ringing In The Ears
  • Sexual Problems
  • Stomach Cramps
  • Taste Problems
  • Weight Loss

RARE side effects


If experienced, these tend to have a Severe expression

  • A Spasm Of The Larynx
  • Abnormal Liver Function Tests
  • Acquired Decrease Of All Cells In The Blood
  • Acquired Low Blood Count Due To Destruction Of Red Cells
  • Allergic Reaction Causing Serum Sickness
  • Atrial Fibrillation
  • Behaving With Excessive Cheerfulness And Activity
  • Bleeding Of The Stomach Or Intestines
  • Bronchospasm
  • Decreased Blood Platelets
  • Erythema Multiforme
  • Giant Hives
  • Having Thoughts Of Suicide
  • Hepatitis Caused By Drugs
  • Increased Pressure Of Pulmonary Circulation
  • Increased Risk Of Bleeding
  • Kidney Failure
  • Large Purple Or Brown Skin Blotches
  • Life Threatening Allergic Reaction
  • Liver Failure
  • Low Amount Of Sodium In The Blood
  • Low Blood Counts Due To Bone Marrow Failure
  • Lung Embolism
  • Mild Degree Of Mania
  • Neuroleptic Malignant Syndrome
  • Pancreatitis
  • Pneumonia With High Amount Of Eosinophil White Blood Cells
  • Prolonged QT Interval On EKG
  • Secondary Angle-Closure Glaucoma
  • Seizures
  • Serotonin Syndrome - Adverse Drug Interaction
  • Skin Condition Marked By Red And Painful Nodules
  • Skin Rash With Sloughing
  • Stevens-Johnson Syndrome
  • Stomach Or Intestinal Ulcer
  • Stroke
  • Sudden Blindness And Pain Upon Moving The Eye
  • Swollen Lymph Nodes
  • Thrombotic Thrombocytopenic Purpura
  • Trouble Breathing
  • Very Rapid Heartbeat - Torsades De Pointes
  • Vocal Cord Swelling
  • Yellowing Of Skin Or Eyes From Bile Flow Problems

If experienced, these tend to have a Less Severe expression

  • Abnormal Bleeding From The Uterus
  • Abnormally Low Blood Pressure
  • Bleeding Not Related To Menstrual Period
  • Cataracts
  • Difficult Or Painful Urination
  • Dilated Pupil
  • Discharge Of Milk In Men Or Women When Not Breastfeeding
  • Dyskinesia
  • Enlarged Breasts
  • Grinding Of The Teeth
  • Hemorrhage Of Blood Under The Skin
  • Increased Prolactin In The Blood
  • Inflammation Of Skin Caused By An Allergy
  • Loss Of Memory
  • Loss Of One's Own Sense Of Reality Or Identity
  • Low Blood Sugar
  • Mood Changes
  • Small Reddish-Purplish Pin-Point Sized Spots On The Skin
  • Sun-Sensitive Skin
  • Throwing Up
  • Uncoordinated

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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.