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At a Glance
Reduces swelling due to water retention
Rids the body of excess fluid
Effective means of balancing electrolytes


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At a Glance
Reduces swelling due to water retention
Rids the body of excess fluid
Effective means of balancing electrolytes

Furosemide (the generic substitute for Lasix and Salix) is a diuretic, which is utilized to treat pulmonary edema, kidney disease, congestive heart failure, high blood pressure and edema. Furosemide is fundamentally a "loop diuretic drug," as it works on a precise area of the kidney known as Henle's loop.

Furosemide is generally used to reduce the swelling and buildup of fluid, a common side effect in many medical conditions. Furosemide has auxiliary purposes treating other conditions as well, such as chemical imbalance and hypertension.

Furosemide restricts the accrued absorption of chloride, sodium, potassium and water into the kidney, thus supporting the removal of inordinate fluid and preventing the occurrence of edema.
Furosemide is the Generic Alternative to Lasix and Salix
  • Kidney Health Pharmacy
  • Heart & Blood Pressure Pharmacy
  • Diabetes & Metabolic Care Pharmacy
  • Care Wellness Philosophy
  • Kidney Disease Kidney Health
  • Heart Failure Heart & Blood Pressure Health
  • Ivermectin Sensitivity Allergies
  • Prescription Pharmacy Type
  • Sanofi-Aventis Manufacturer
  • Oral Application
  • Cat Pet Type
  • Dog Pet Type

What Does Furosemide Do for Animals?

The drug Furosemide can be regarded as a well-liked medicine among the veterinary community. This drug can be used for the treatment of both cats and dogs. Furosemide Is generally used to prevent the body of the animal from retaining too much salt and it also helps the kidneys to filter the excess amount of fluid present in the creatureโ€™s body. The most common usage of the medicine can be seen for the treatment of pulmonary edema which is generally caused because of Congestive Heart Failure or CHF. There are few other beneficial uses of Furosemide In animals. These benefits can include but are not limited to hyperkalemia, management of ascites, hypercalcemia, and helping the kidneys in filtering the excess amount of body fluids present inside the body of the animal due to acute renal failure. Other than the tablet, Furosemide has another form that is readily available in the market. This form comes as an injection that can be directly injected into the animalโ€™s blood vessels. For the treatment of high blood pressure, this kind of method can be employed.

What Are Furosemide Tablets Used for in Dogs?

As your pets grow old they can suffer from several diseases that can be either cured in a short amount of time or can be sometimes fatal for your pets. A large number of dogs may suffer from kidney disease, heart disease, liver disease, and urinary tract or renal disease. Furosemide Tablets can help your pets in preventing and curing many of these organ-related diseases. Furosemide falls under the category of loop diuretics. Furosemide Tablet Is a broad-spectrum drug that can cure a large number of ailments that can make your dog suffer in the long run. The treatment of diseases that this medicine helps in is edema caused by severe ascites and pulmonary congestion. The cause of these diseases sometimes can also be linked with acute non-inflammatory edema in the tissue and cardiac insufficiency which is generally termed as heart failure. If your pet is suffering from edema caused due to cardiac insufficiency your pet may need the administration of some extra hard stimulants. It is recommended all the dosages of the medication that is needed for the treatment can only be done after the consultation from the petโ€™s veterinarian.

How Much Furosemide Should I Give My Dog?

Before administering any medicine to your pets you can always keep in your mind that any form of medicinal application can only be done after a licensed practicing veterinarian prescribes it to your pet. Generally, Furosemide Is administered to dogs who are suffering from heart failure or cardiac insufficiency. The proper amount of Furosemide that can be administered to your pets is one milligram of the medicine given per pound of your petโ€™s body weight. Normally this medicine is administered orally to your pets twice a day. This medicine is essentially given to the pets for the maintenance of excessive body fluids and salt content in the petโ€™s body.

What Are Side Effects of Furosemide in Dogs?

After the administration of Furosemide, some side effects have been found in a few pets. These adverse effects of Furosemide can either be mild or can prove to be fatal for your pets. The most commonly found symptom or side effect in pets post administration of the medicine is an increase in their urination. Normally, pets need to pee several times after the administration of the medicine. In a few cases, it has been seen that the pet loses a few pounds of their body weight after taking Furosemide tablets. Few other foreseeable side effects can be found in the pets post-administration of the drug can include diarrhea, headaches, dizziness, confusion, constipation, muscle cramps, a feeling of weakness all over the body, having a dry mouth with a thirsty feeling. Other severe side effects can also be seen in the pets which can prove to be detrimental to their health in the long run. These side effects are the sudden collapse of the body, constant heaviness inside the head that can cause the head to tilt or bow down, difficulty in keeping their body in a proper balance while moving, an increase in the heart rate, electrolyte imbalance, and a severe lack in the production of urine.

What Is the Best Time of Day to Take Furosemide?

The drug Furosemide is a well-known loop diuretic drug that is also known as a water pill or tablet. The veterinarians generally recommend the administration of this drug in the morning.


Furosemide is a diuretic, which is used to treat congestive heart failure, pulmonary edema, kidney disease, high blood pressure and edema. This drug is essentially a โ€˜loop diuretic drugโ€™, which works on a specific area of the kidney known as Henleโ€™s loop. Furosemide restricts the increased absorption of chloride, sodium, potassium and water into the kidney, thus supporting the removal of excessive fluid. Furosemide significantly lowers accumulation of fluid and prevents the occurrence of edema.

Certain precautions should be taken prior to administering Furosemide to the pet. The drug should not be prescribed for animals that are allergic to it. Never use it in pets that have disorders associated with electrolyte imbalance. Furosemide should be used with extreme caution in animals suffering from diabetes, kidney disease, dehydration, specific electrolyte abnormalities, and liver disease. Furosemide exhibits the tendency to interact with various other drugs including ototoxic antibiotics such as gentamicin or streptomycin; NSAIDS such as aspirin or Rimadyl; Phenothiazines such as acepromazine; and Insulin, digoxin, and beta blockers such as propranolol. Therefore, consult a veterinarian and pharmacist before administering the drug to the pet.

Negative side effects may include disturbed electrolyte balance, low potassium levels, dehydration and affected kidneys. Hearing loss can result from a major overdose.

Furosemide is available in 12.5 mg, 20 mg, 40 mg, 50 mg and 80 mg tablets. The dose of furosemide recommended for dogs and cats is 1-2mg/pound once or twice a day (at 6-8 hour intervals). Cats are usually given a lower dose of the drug.

Furosemide might be responsible for numerous side effects. Some of the side effects of furosemide include nausea, vomiting, weakness, loss of appetite, increased urination, electrolyte imbalance, diabetes, itching and rash. Symptoms of overdose may include electrolyte imbalance, dehydration, seizures, hearing loss, anemia, heart failure, kidney damage and coma.

Ask your veterinarian or consult with one of our pet care specialists at 1-800-844-1427.

This information is for informational purposes only and is not meant as a substitute for the professional advice of, or diagnosis or treatment by, your veterinarian. Always seek the advice of your veterinarian or other qualified professional with any questions you may have regarding a medical condition. Never disregard or delay seeking professional advice due to what you may have read on our website. Our medications are FDA approved and/or EPA regulated when and as required by law.

Furosemide is safe for both cats and dogs and is generally given once or twice a day as an oral tablet or liquid medication. See your veterinarian for specific dosage instructions. An injectable of Furosemide is also available.

Store at room temperature away from heat, light, and moisture.

Furosemide is manufactured by Sanofi-Aventis
Option UPC/SKU
10mg/ml Oral Solution 60ml 300543294462

How to Order Prescriptions Online

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2. Add to Cart

Just like any other online store. Make sure the quantity matches whatโ€™s been prescribed by your vetinarian.

3. Tell Us About Your Pet and Vet

Answer some questions during checkout and weโ€™ll contact your vet and verify the prescription for you. You can also mail us the written prescription.

4. Thatโ€™s It!

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