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Ethacrynic acid


Edecrin is an FDA-approved loop diuretic effective in treating conditions like edema associated with congestive heart failure, liver cirrhosis, and kidney disease. It functions by inhibiting sodium and chloride reabsorption in the kidneys, promoting the elimination of excess fluid and reducing swelling. Available in tablet form (25mg) and as a powder for injection (50mg), Edecrin is prescribed primarily for adults and should be taken under medical supervision. Common side effects include dehydration and electrolyte imbalances. Patients should follow prescribed dosages closely, maintain adequate hydration, and regularly monitor for any adverse effects or electrolyte disturbances.

Product Overview

Edecrin (ethacrynic acid) is a potent loop diuretic primarily used to manage fluid retention associated with heart failure, liver cirrhosis, and kidney disorders and to treat high blood pressure. The main active ingredient, ethacrynic acid, works by disrupting the reabsorption of sodium & chloride in the kidneys. This process helps eliminate excess fluid from the body. This mechanism is crucial in conditions where fluid buildup can lead to swelling and complications, such as congestive heart failure and edema.

Edecrin is available in tablet form in strengths of 25mg and as a powder for injection at 50mg. The typical starting dose for adults is between 50 and 100 mg daily, taken once or twice, depending on the severity of the condition. It can be administered with or without food and should be swallowed whole with a full glass of water. This medication is suitable for adults and should be taken under the guidance of a healthcare provider to ensure safety and effectiveness.

Common side effects include excessive urination, dehydration, and electrolyte imbalances, like low potassium or sodium levels. Patients are suggested to stay hydrated and monitor for signs of electrolyte disturbance. In case of a missed dose, take it as soon as remembered unless it’s near the time for the next dose; never double up. In case of an overdose, reach out for immediate medical attention, as it can result in severe complications. Edecrin should be stored at room temperature, away from moisture and light. Following all storage instructions and properly disposing of unused medication is essential. Patients should consult their healthcare provider regularly to adjust the dose and check for side effects. Buy Edecrin Online from Canada today and manage edema effectively.

Uses of Edecrin 

  • Edema
  • Heart Failure
  • Cirrhosis

How to Use Edecrin?


Edcrin comes in the following strengths and forms: 

Powder for injection

  • 50mg


  • 25mg

Recommended Dosage for Different Patients/Edecrin


  • Oral dosage: Initially, 50-100 mg once daily.
  • Intravenous dosage: 0.5-1 mg/kg of body weight, given slowly over several minutes.
  • The dosage may be adjusted based on the patient’s response and renal function.

Elderly patients:

  • Lower initial doses are recommended due to the increased risk of adverse effects and potential renal impairment.
  • Oral dosage: Initially, 25-50 mg once daily.
  • Intravenous dosage: 0.25-0.5 mg/kg of body weight.

Pediatric patients:

  • Edecrin is not recommended for use in newborns or premature infants due to the risk of ototoxicity (ear damage) and nephrotoxicity (kidney damage).
  • For children older than 1 year, the recommended oral dosage is 0.5-1 mg/kg of body weight once daily.

Patients with renal impairment:

  • Dosage adjustments are necessary based on the degree of renal impairment.
  • In patients with moderate to severe kidney issues, lower initial doses & careful monitoring are recommended.

[Note: Remember, these recommendations may vary from person to person. It’s best to discuss it with your doctor, and they will customize your dosage accordingly.]

How to Take It?

  • Take Edecrin precisely as your doctor has advised. Do not increase, decrease, or stop taking it without consulting them first.
  • The typical starting dose for adults is 50-100 mg once or twice daily, which may be adjusted based on your response and kidney function.
  • Swallow Edecrin tablets whole with a full glass of water. Avoid crushing, chewing, or breaking the tablets.
  • Edecrin can be taken with or without food.
  • Try to take it at the same time(s) each day for consistent effects.
  • Drink fluids while taking Edecrin to prevent excessive fluid and electrolyte loss.
  • Monitor your fluid intake and urine output regularly.
  • Have regular blood tests to check electrolyte levels (potassium, sodium, chloride) and kidney function.
  • Report any excessive urination, thirst, dizziness, muscle cramps, or hearing changes to your doctor promptly.

[Note: Your medical expert will decide the appropriate amount for you based on your condition, following guidelines & studies on the drug. They will adjust accordingly over time.]

How Does Edecrin Work?

Edecrin, or ethacrynic acid, works as a loop diuretic. It stops the retention of sodium and chloride in the thick ascending part of the loop of Henle in the kidneys. This action inhibits urine concentration and increases urine output, which helps reduce fluid accumulation in the body, commonly seen in conditions such as congestive heart failure, liver cirrhosis, and kidney disease. By promoting the excretion of water and electrolytes, Edecrin effectively decreases blood volume and pressure, alleviating symptoms associated with excessive fluid retention.

Important Safety Information

Edecrin Side Effects

Common side effects of this medication include:

  • Excessive urination
  • Dehydration
  • Electrolyte imbalances (low potassium, sodium, chloride)
  • Dizziness
  • Headache
  • Nausea
  • Vomiting
  • Diarrhea
  • Muscle cramps
  • Hearing disturbances
  • Skin rash
  • Fever
  • Blood disorders (agranulocytosis, thrombocytopenia)

Mild side effects of this medication include:

  • Increased urination (polyuria)
  • Thirst
  • Dizziness
  • Headache
  • Nausea
  • Vomiting
  • Diarrhea
  • Muscle cramps
  • Mild hearing disturbances (tinnitus)
  • Skin rash
  • Fever

Adverse side effects of this medication include:

  • Severe electrolyte imbalances (hypokalemia, hyponatremia)
  • Dehydration and blood volume depletion
  • Acute kidney injury or acute renal failure
  • Ototoxicity 
  • Severe allergic reactions (anaphylaxis)
  • Blood disorders (aplastic anemia, agranulocytosis)
  • Gastrointestinal bleeding
  • Pancreatitis
  • Hepatic coma 
  • Photosensitivity reactions
  • Severe skin reactions (Stevens-Johnson syndrome, toxic epidermal necrolysis)


[Note: Remember, this list does not cover all possible side effects of Edecrin. Always talk to your healthcare expert for medical advice about this medication’s side effects.]

Edecrin Warnings

  • Electrolyte imbalances: Edecrin can cause significant potassium, sodium, and chloride depletion, leading to severe complications. Regular monitoring of electrolyte levels is essential.
  • Dehydration: Excessive fluid loss can occur, especially in elderly patients or those with severe heart or kidney disease. Adequate fluid intake is crucial.
  • Ototoxicity: Edecrin can cause temporary or permanent hearing loss, tinnitus, or vertigo. Auditory function should be monitored closely.
  • Blood dyscrasias: Edecrin may cause agranulocytosis, aplastic anemia, or thrombocytopenia. Regular blood count monitoring is necessary.
  • Hepatic coma: Practice caution in patients with severe liver disease, as it can precipitate hepatic coma.
  • Hypersensitivity reactions: Serious allergic reactions, like anaphylaxis, can occur. Discontinue use if such responses develop.
  • Photosensitivity: Edecrin may increase skin sensitivity to sunlight, increasing the risk of sunburn or rash.
  • Drug interactions: Edecrin can interact with various medications, including antihypertensives, corticosteroids, and lithium. Inform your doctor about all medications you are taking.
  • Pregnancy and breastfeeding: Edecrin should be used cautiously during pregnancy & breastfeeding due to potential risks to the fetus or infant.

Boxed Warning


  • Edecrin can cause permanent bilateral or unilateral hearing loss, which may be irreversible.
  • Auditory function should be monitored regularly during treatment.
  • Discontinue Edecrin if hearing loss occurs.

Blood Dyscrasias:

  • Edecrin may cause agranulocytosis, aplastic anemia, or thrombocytopenia, which can be life-threatening.
  • Regular monitoring of blood counts is essential.
  • Discontinue Edecrin if blood dyscrasias occur.

Gastrointestinal Hemorrhage:

  • Edecrin can cause gastrointestinal bleeding, which may be severe or fatal.
  • Use with caution in patients with a history of gastrointestinal ulceration or bleeding.

Edecrin Precautions

  • Electrolyte imbalances: Edecrin can cause significant potassium, sodium, and chloride depletion. Regular monitoring of electrolyte levels and appropriate supplementation are necessary.
  • Dehydration: Adequate fluid intake should be maintained to prevent dehydration and volume depletion, especially in elderly patients or those with impaired renal function.
  • Ototoxicity: Auditory function should be monitored regularly, as Edecrin can cause temporary or permanent hearing loss or tinnitus.
  • Renal impairment: Edecrin should be used cautiously in patients with renal impairment & dosage adjustments may be required.
  • Hepatic impairment: Edecrin should be used cautiously in patients with hepatic dysfunction, as it can precipitate hepatic coma or precoma.
  • Diabetes mellitus: Edecrin may increase blood glucose levels and necessitate dosage adjustments of antidiabetic medications.
  • Gout: Edecrin may precipitate acute gout attacks due to its uricosuric effects.
  • Hypersensitivity reactions: Monitor for signs of allergic reactions, including anaphylaxis, and discontinue Edecrin if they occur.
  • Pregnancy and lactation: Edecrin should be used cautiously during pregnancy and avoided during breastfeeding due to potential risks to the fetus or infant.

Edecrin Contraindications 

  • Anuria (complete absence of urine formation)
  • Severe renal impairment or acute renal failure
  • Hepatic coma or precoma associated with liver cirrhosis
  • Known hypersensitivity or allergy to ethacrynic acid or any component of the formulation
  • Severe electrolyte depletion (hypokalemia, hyponatremia, hypochloremic alkalosis)
  • Dehydrated or blood volume-depleted state
  • Idiopathic hyperkalemia
  • Pre-existing blood dyscrasias (agranulocytosis, aplastic anemia, thrombocytopenia)
  • Breastfeeding (due to potential excretion in breast milk)

Edecrin Missed Dose

If you miss a dose of Edecrin (ethacrynic acid), take it as soon as you remember unless it is nearly time for your next scheduled dose. If your next dose is close, skip the missed dosage and proceed with your regular dosing schedule. Do not add up on doses to make up for a missed one, as this could increase the risk of side effects, such as dehydration and electrolyte imbalances. Always follow your healthcare provider’s instructions regarding dosing to ensure effective and safe treatment.

[Note: If you have missed a medication dosage and are unsure about the next dosage, immediately consult your doctor or pharmacist.]

Edecrin Overdose 

An overdose of Edecrin (ethacrynic acid) can be severe and requires immediate medical attention. Symptoms of an overdose may include severe dehydration, significant electrolyte imbalances (like low potassium or low sodium), low blood pressure, weakness, dizziness, confusion, and potentially severe complications related to these conditions.

If an overdose is suspected, it’s crucial to seek emergency medical help right away. Treatment typically involves supportive care that may include fluid and electrolyte replacement, monitoring of vital signs, and sometimes medications to manage symptoms and stabilize the patient. Always use Edecrin strictly as prescribed by a healthcare expert to avoid the risks associated with overdose.

[Note: If you have consumed more than the prescribed dosage, get medical help immediately or call the Poison Help line at 1-800-222-1222.]

Edecrin Storage

  • Store Edecrin tablets at room temperature, between 20°C to 25°C.
  • Keep the medication in its original container and tightly closed.
  • Protect Edecrin from light, moisture, and excessive heat.
  • Do not store Edecrin in the bathroom or near a sink, as moisture can affect the tablet’s stability.
  • Keep Edecrin and all medications out of reach of children and pets.
  • Do not use Edecrin tablets after the expiration date printed on the container or package.
  • Discard any remaining tablets properly after completing the prescribed course of treatment.
  • If you need to take Edecrin with you while traveling, keep it in a cool, dry place protected from direct sunlight or heat sources.

[Note: Discuss with your healthcare provider about the proper disposal of unused medicine and any queries you may have related to its storage.]

Edecrin Interactions

  • Lithium: Edecrin can increase lithium levels, potentially leading to lithium toxicity. Lithium levels should be monitored closely.
  • Antihypertensive drugs: Edecrin can enhance the blood pressure-lowering effects of medications like ACE inhibitors, ARBs, beta-blockers, and diuretics, increasing the risk of hypotension.
  • Corticosteroids: Concurrent use with Edecrin can increase the risk of potassium depletion and metabolic alkalosis.
  • Amphotericin B: Co-administration can increase the risk of hypokalemia and nephrotoxicity.
  • Aminoglycosides: Edecrin may increase the ototoxic and nephrotoxic effects of aminoglycoside antibiotics like gentamicin.
  • Cyclosporine: Edecrin can increase cyclosporine levels, potentially leading to nephrotoxicity.
  • Non-steroidal anti-inflammatory drugs (NSAIDs): NSAIDs can decrease the diuretic and antihypertensive effects of Edecrin.
  • Digoxin: Edecrin-induced electrolyte imbalances can alter digoxin levels and increase the risk of digoxin toxicity.

[Note: This is not a complete list, and there could be other drugs that interact with Edecrin. Make sure to tell your medical expert about any prescription, over-the-counter medicines & herbal products you’re taking.]

Edecrin Alternatives

[Note: Your medical expert will choose the most suitable dosage. Please do not use any of these alternative medications without the supervision of your healthcare expert. Taking them by yourself may cause serious side effects.] 

Frequently Asked Questions

Can hearing impairment from Edecrin be permanent?

Typically, the hearing impairment caused by ethacrynic acid is reversible. Permanent hearing loss is rare and usually associated with high doses of the medication. If you experience any auditory changes, such as ringing in your ears, it’s essential to consult your healthcare provider immediately. They can determine if these signs are related to the medication and may consider switching you to an alternative treatment if necessary.

Should I take any over-the-counter supplements while on Edecrin?

While no specific over-the-counter supplements are recommended with ethacrynic acid, your healthcare provider may prescribe potassium chloride. Ethacrynic acid is a potent diuretic that can decrease potassium levels, particularly in individuals with low potassium. It’s essential to discuss supplement use with your healthcare provider and avoid starting any over-the-counter supplements without their approval.

Do I need to drink water while on Edecrin?

Yes, maintaining proper hydration is crucial when taking Edecrin. It’s essential not to overconsume water because you’re on this medication. Stick to everyday hydration practices, particularly when exercising or in warm climates, to avoid dehydration unless directed by your doctor.

Is it safe to take Edecrin during pregnancy?

Generally, Edecrin is not recommended during pregnancy. However, suppose your healthcare provider determines that your potential benefits outweigh the risks to you and your unborn child. In that case, they may advise you to continue using this medication.

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