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Ethacrynic Acid

Ethacrynic Acid Side Effects

Allison Gourley, PharmDCydnee Ng, PharmD
Reviewed by Allison Gourley, PharmD, Cydnee Ng, PharmD
Last reviewed on December 20, 2024

The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.

Common Side Effects

  • Headache
  • Feeling tired or weak
  • Low blood pressure (causing dizziness)
  • Ringing in the ears (tinnitus)
  • Temporary hearing loss
  • Blurry vision
  • Stomach discomfort
  • Diarrhea
  • Nausea
  • Vomiting
  • Low appetite
  • Trouble swallowing
  • Skin rash

Less Common Side Effects

Ethacrynic Acid serious side effects

Contact your healthcare provider immediately if you experience any of the following.

  • Abnormal electrolyte levels: weakness, muscle pain or cramps, dizziness, fast heartbeat, vomiting
  • Severely low blood pressure: dizziness, lightheadedness, confusion, blurry vision, fainting
  • Severe, watery diarrhea

Source: DailyMed

The following Ethacrynic Acid side effects have also been reported

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

Rare

Bleeding gums

bloating

clay-colored stools

constipation

darkened urine

indigestion

itching

large, flat, blue or purplish patches in the skin

loss of appetite

nausea

painful knees and ankles

pains in stomach, side, or abdomen, possibly radiating to the back

pinpoint red spots on skin

raised red swellings on the skin, the buttocks, legs, or ankles

skin rash

unpleasant breath odor

vomiting of blood

yellow eyes or skin

Incidence not determined

Anxiety

black, tarry stools

blood in urine

blurred vision

cold sweats

coma

confusion

convulsions (seizures)

cool, pale skin

cough or hoarseness

depression

dizziness

dry mouth

fast heartbeat

fever with or without chills

flushed, dry skin

fruit-like breath odor

general feeling of tiredness or weakness

headache

increased hunger

increased thirst

increased urination

joint pain, stiffness, or swelling

lower back, side, or stomach pain

nausea

nervousness

nightmares

painful or difficult urination

pale skin

shakiness

shortness of breath

slurred speech

sore throat

sores, ulcers, or white spots on the lips or in the mouth

sweating

swelling of the feet or lower legs

troubled breathing

unexplained weight loss

unusual bleeding or bruising

unusual tiredness or weakness

vomiting

watery and severe diarrhea

Get emergency help immediately if any of the following symptoms of overdose occur:

Symptoms of overdose

Confusion

decreased urination

dizziness, faintness, or lightheadedness when getting up from a lying or sitting position suddenly

increase in heart rate

irregular heartbeat

muscle cramps or pain

numbness, tingling, pain, or weakness in the hands or feet

rapid breathing

sunken eyes

thirst

trembling

weakness and heaviness of the legs

wrinkled skin

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Incidence not determined

Continuing ringing or buzzing or other unexplained noise in ears

difficulty swallowing

fear

feeling of constant movement of self or surroundings

feeling of fullness in the ears

general feeling of discomfort or illness

hearing loss

mild diarrhea

sensation of spinning

stomach soreness or discomfort

weight loss

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

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