Feldene Side Effects by Likelihood and Severity

COMMON side effects

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If experienced, these tend to have a Severe expression

• A High Alanine Transaminase Level
• A High Aspartate Transaminase Level

If experienced, these tend to have a Less Severe expression

• Indigestion
• Intense Abdominal Pain
• Nausea

INFREQUENT side effects

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If experienced, these tend to have a Severe expression

• Abnormal Liver Function Tests
• Anemia
• Increased Eosinophils In The Blood
• Inflammation Of The Skin Due To An Allergy
• Low Levels Of White Blood Cells

If experienced, these tend to have a Less Severe expression

• A Skin Rash
• Burping
• Constipation
• Decreased Appetite
• Diarrhea
• Dizziness
• Drowsiness
• Gas
• Headache
• Itching
• Ringing In The Ears
• Visible Water Retention
• Water Retention

RARE side effects

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If experienced, these tend to have a Severe expression

• A Heart Attack
• A Rupture In The Wall Of The Stomach Or Intestine
• A Significant Type Of Allergic Reaction Called Anaphylaxis
• A Skin Disorder With Blistering And Peeling Skin Called Stevens-Johnson Syndrome
• A Skin Disorder With Blistering And Peeling Skin Called Toxic Epidermal Necrolysis
• A Stomach Ulcer
• A Stroke
• A Type Of Allergic Reaction Called Angioedema
• A Type Of Blood Disorder Where The Red Blood Cells Burst Called Hemolytic Anemia
• A Type Of Blood Disorder With A Decrease In All Types Of Blood Cells Called Pancytopenia
• A Type Of Kidney Inflammation Called Interstitial Nephritis
• A Yellowing Of The Eyes Or Skin From Buildup Of Bilirubin Called Jaundice
• Abnormal Peeling Of Skin
• Acute Inflammation Of The Pancreas
• An Infection
• Angina, A Type Of Chest Pain
• Asthma
• Bleeding
• Bleeding Of The Stomach Or Intestines
• Blood In The Bowel Movement
• Bloody Urine
• Bloody Vomit
• Bronchospastic Lung Disease
• Chest Tightness
• Chronic Heart Failure
• Decreased Blood Platelets
• Decreased Kidney Function
• Elevation Of Proteins In The Urine
• Erythema Multiforme, A Type Of Allergic Skin Reaction
• Erythema Or Redness Of Skin Or Mucous Membrane
• Fainting
• Glomerulonephritis, A Condition That Affects The Kidneys
• High Blood Pressure
• High Levels Of Potassium In The Blood
• Hives
• Inflammation Of The Blood Vessels
• Inflammation Of The Esophagus
• Inflammation Of The Liver Called Hepatitis
• Inflammation Of The Skin With Blisters
• Kidney Failure
• Large Purple Or Brown Skin Blotches
• Low Blood Counts Due To Bone Marrow Failure
• Low Blood Sugar
• Nephrotic Syndrome, A Type Of Kidney Disorder
• Renal Papillary Necrosis
• Skin Rash With Sloughing
• Stomach Or Intestinal Ulcer
• Trouble Breathing
• Very Low Levels Of Granulocytes, A Type Of White Blood Cell
• Vocal Cord Swelling

If experienced, these tend to have a Less Severe expression

• A Change In Vision
• A Feeling Of Pins And Needles On Skin
• A Nail Disorder
• Anxious Feelings
• Blurred Vision
• Bruising
• Bruising Under The Skin
• Confusion
• Depression
• Difficult Or Painful Urination
• Difficulty Sleeping
• Dry Mouth
• Excessive Sweating
• Fast Heartbeat
• Fever
• Flu-Like Symptoms
• Generalized Weakness
• Hair Loss
• Hallucinations
• Hearing Loss
• Heart Throbbing Or Pounding
• High Blood Sugar
• Increased Sensitivity Of The Skin To The Sun
• Infertility In Women
• Inflammation Of The Bladder
• Low Energy
• Mood Changes
• Nervousness
• Nosebleed
• Small Reddish-Purplish Pin-Point Sized Spots On Skin
• Stomatitis, A Condition With Painful Swelling And Sores Inside The Mouth
• Vomiting