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Active ingredient: Furosemide 

"Loop" diuretic, used for edematous syndrome with CHF II-III st., liver cirrhosis, kidney disease; swelling of the lungs or brain; arterial hypertension, hypercalcemia. Causes a rapidly advancing, strong and short-term diuresis. Has natriuretic and chlororetic effects, increases the excretion of K +, Ca2 +, Mg2 +.

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Lasix - selеct dosage:

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40mg x 270 Pills€0.32 EUR €85.0883 EUR
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40mg x 360 Pills€0.30 EUR €106.2136 EUR
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100mg x 60 Pills€0.73 EUR €44.0016 EUR
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100mg x 90 Pills€0.61 EUR €54.9093 EUR
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100mg x 120 Pills€0.55 EUR €65.8273 EUR
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100mg x 180 Pills€0.49 EUR €87.653 EUR
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100mg x 270 Pills€0.45 EUR €120.3864 EUR
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100mg x 360 Pills€0.43 EUR €153.1301 EUR
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Lasix (Furosemide)

Lasix is often used in clinical practice due to its wide therapeutic range and potential for oral use. It refers to the so-called powerful loop diuretics and provides a pronounced dose-dependent diuretic action. A diuretic is a drug that increases the amount of urine secreted by the kidneys.

Like other Furosemide-based pills, Lasix has several features that set it apart from other diuretics:

  • A potent diuretic, well-known to doctors and widely used in medicine
  • Highly effective in treating hypertension of varying severity
  • It is also used to relieve and treat diseases accompanied by edematous conditions
  • It has a long history of use, and the therapeutic effect is well studied
  • It has a long history of use, and the therapeutic effect is well studied
  • Since the drug works for a short time, the risk of nocturia (one or more urination episodes at night) is reduced
  • Prevents the body from absorbing too much salt

Furosemide-containing drugs have been in use for decades and are available worldwide. So you can buy Furosemide online at a very attractive price.

Drug Info

  • Brand Name: Lasix
  • Active Ingredient: Furosemide
  • Manufacturer: VALIDUS PHARMS

Indications for use

Lasix is a time-tested drug that helps remove more water and electrolytes with urine. It reduces the total blood volume, which is extremely useful in mono- or combination therapy of:

  • Hypertension (high intra-arterial pressure)
  • Edema caused by problems with blood vessels or internal organs

Lasix mechanism of action and its active substance Furosemide

The human body properly removes excess water through sweating and regular kidney function. However, in various pathological conditions, such as kidney or heart failure, removing the appropriate electrolytes and water becomes difficult, which results in severe dysfunction.

Lasix is a drug that acts on the kidneys and renal tubules (mainly on the Henle loop). It promotes the removal of sodium and water and is primarily used if there is excess fluid in the body. That is why Lasix is called a water pill.

In addition, the diuretic reduces the amount of fluid passing through our blood vessels. So, it reduces the blood's tension on the vascular walls.

Lasix comes in the form of different dosage tablets:

  • 20 mg
  • 40 mg
  • 80 mg

The active component of the tablets is Furosemide (drug class - petal diuretic, a derivative of anthranilic acid). It has a high bioavailability (up to 70% of Furosemide is absorbed in the gastrointestinal tract) and quickly enters the bloodstream.

Pharmacological features:

  • The beginning of the diuretic effect can be observed within 1 hour
  • The peak effect occurs during the first or second hour
  • The duration of therapeutic action is 6 to 8 hours

Where to buy Lasix online cheap – possible options

After prescription, antihypertensive drugs must be taken for a certain period until it is established that blood pressure is controlled well. Therefore, using Lasix medication can be expensive, especially if it is taken in high doses several times a day.

Lasix is the most commonly prescribed loop diuretic; it is easily found in the nearest pharmacy. You can compare the cost of Lasix in several local pharmacies to choose the best option, but the price of this drug can still be very high.

The alternative is to buy Lasix online at our pharmacy. The main advantages of this method are as follows:

  • Lower Price
  • Quick home delivery

We provide the opportunity for a fast order of Lasix or other necessary medicines without the need to visit local pharmacies. This is a great advantage for consumers who live far from pharmacies, the elderly and the disabled, and ordinary users.

You do not need to hurry; you can shop at any time, 7 days a week, without restrictions. Our online pharmacy does not have a fixed work schedule, which is very convenient for our customers.

The transport company delivers Lasix and other orders; in most cases, standard and express options are possible. When the order total reaches a certain amount, its delivery will be free.

We offer a wide range of products, and you can always find the right one for you. There is a description for each of them, which includes the indications and price, dosage and side effects, and contraindications. Using the optimized search, you can easily find the right drug simply by entering the name of the drug or by installing special filters.

Treatment regimens and dosage

Your doctor will consider your age, the severity of the disease, as well as the presence or absence of complications when choosing water tablets suitable for you. Be sure to report any subjective symptoms or concerns, so that the doctor can choose the appropriate dosing schedule.

Lasix dosage should be adjusted according to age and symptoms. Follow the doctor's recommendations to get the most out of the drug effects. For swelling in adults:

  • The initial dose is usually 20 mg to 80 mg per day
  • In the absence of the necessary diuretic effect, the next dose may be taken in about 6-8 hours
  • To enhance the anti-edema effect, subsequent doses may be increased by 20-40mg
  • In rare cases, the maximum dose for people with severe clinical conditions is 600 mg daily

For hypertension in adults:

  • Usually, the initial dose is 20 mg or 40 mg twice a day
  • If appropriate, the initial dose may be 40 mg or 80 mg once per day
  • The subsequent dosing regimen may remain the same or be adjusted depending on the treatment effectiveness
  • Other anti-hypertensive agents may be prescribed if blood pressure does not reach a safe level

Important: Each case is individual and requires a personal approach. Follow your doctor’s advice regarding dosage and the optimal frequency of water pills.

Loop diuretics such as Lasix are approved for use in children. The dosage for this category of patients can be calculated individually depending on body weight.

Recommendations for use

Below are some of the main points to consider when taking this drug:

  • Take a pill with a glass full of water
  • If you should take pills twice a day, the interval between individual doses should be 6-8 hours
  • When taking water pills twice a day, they are usually taken in the morning and afternoon at around 14.00
  • Pills greatly increase diuresis; for this reason, they are not recommended to take at night before bed
  • You can take pills with or without food
  • Do not chew or crush the pills to take them

Missed doses

Avoid duplication or missing doses. If you have forgotten to take the tablet in normal time and too much time has passed, skip this dose and follow the standard dosing schedule, unless your doctor has recommended otherwise.

Important basic precautions

Although Lasix may be an effective diuretic, it is not recommended for everyone. Before starting treatment, you should inform your doctor about any serious disorders and diseases you have. If the examination goes well, the doctor will issue a prescription for Lasix.

Diuretics containing Furosemide should be used with caution in the following cases:

  • Progressive cirrhosis of the liver (may cause hepatic coma)
  • Severe renal failure (Furosemide concentration in the blood increases due to problems removing the drug and its metabolites from the body)
  • Liver disease or hepatic dysfunction (may cause hepatic coma)
  • Gout or diabetes (there is a risk of diabetes exacerbation or a gout attack)
  • Diarrhea or vomiting (electrolyte imbalance is possible)
  • Low salt diet or therapy (hyponatremia is possible)
  • Systemic lupus erythematosus (may aggravate systemic lupus erythematosus)

Professional athletes should be warned that these pills contain Furosemide, which may produce a positive test result for doping control.

One should stop taking Lasix with the first appearance of allergies or any signs of unwanted severe reactions. Clinical signs such as rash, various forms of dermatitis, and itching may be early signs of hypersensitivity (allergies) to Furosemide.

Possible side effects of Lasix

You should always be careful when taking medication, but do not worry too much about adverse reactions. Lasix side effects usually occur in a mild form and when precautions are not taken.

Negative reactions during treatment can be:

  • Dewatering
  • A sharp drop in the blood electrolytes level
  • Elevation of liver enzymes
  • Loss of appetite
  • Digestive problems
  • Violation of intestinal motility
  • Weakness
  • Headache
  • Violation of glucose tolerance
  • Visual impairment
  • Muscle weakness

The purpose of this method of pharmacotherapy is to treat edema and improve blood pressure. If you are concerned about side effects or have questions about taking this medication, do not stop taking this drug yourself, but consult your doctor or pharmacist.

Lasix side effects in the elderly and how to prevent them

Although it is a widely used drug, its side effects in the elderly require consideration, as it can cause electrolyte imbalance and dehydration.

Here’s what you need to remember and pay attention to when using in geriatric population:

  • Avoid careless long-term Lasix use
  • Since the diuretic effect of this drug can manifest suddenly, it is important to prevent the electrolyte imbalance. Start the treatment with a small dose and gradually increase it
  • In the elderly, acute diuresis causes a decrease in blood plasma volume, which often causes dizziness, fainting, etc., due to dehydration, arterial hypotension, etc
  • Hyponatremia and hypokalemia are more common in the elderly than in the young
  • Excessive blood pressure lowering is generally considered undesirable in older people (brain infarction is possible, etc.)
  • In older people, especially those with edema caused by heart disease, rapid diuresis causes a rapid decrease in plasma volume, which can cause thromboembolism

Can you combine Lasix with other antihypertensive drugs

Suppose one type of antihypertensive drug does not reduce blood pressure to the target level. In that case, you can simultaneously take 2 or 3 types of hypotensive meds, including those with different mechanisms of action.

If you take too much Lasix or other antihypertensive drugs or do it too often, side effects are more likely. Instead of increasing the dose of a specific antihypertensive drug, it is possible to reduce blood pressure without side effects by combining antihypertensive medicines of various actions.

When changing the treatment type, discuss the conversion of Lasix into other drugs. This minimizes the risks of negative reactions.

How long to take Lasix

The doctor determines the start and duration of pharmacotherapy in a complex manner, considering such factors as the presence or absence of organ damage, certain complications (for example, diabetes mellitus), age, etc. Of course, it is important to continue therapy, even if your condition has improved.

Depending on why you take Furosemide, you may have to take it for a long time or even for the rest of your life. Lasix tablets can be taken once or more when treating some edematous conditions.

Important! Long-term use of water pills can cause electrolyte imbalance. Therefore, you need regular checkups.


There are several medical reasons why you should not use Lasix. This list includes:

  • Hypersensitivity to Furosemide
  • Anuria
  • Use of potassium-sparing drugs
  • Hepatic coma (may be aggravated by hypokalemia)
  • Clear potassium and/or sodium content reduction in body fluids (electrolyte imbalance is possible)
  • Hypersensitivity to sulfanilamide derivatives

Lasix should not be used during pregnancy or breastfeeding. You might need to use it, though, if the doctor has made a thorough diagnosis and recommended this treatment, because you cannot use another medication.

Things to consider when taking this medication

Follow your doctor’s instructions and take your pills regularly, better every day at the same time. Even if your blood pressure decreases, do not reduce the dose and do not stop taking the drug without permission.

You may feel sluggish when you start taking this medication, and your blood pressure drops. Lasix can also cause other side effects; inform the doctor of any disturbing symptoms.

Lasix mechanism of action includes removing excess salt from the body. As a diet treatment, it is essential to limit salt consumption. Excessive salt consumption increases the amount of water in the body and increases systemic vascular resistance, resulting in higher blood pressure.

Alcohol: Frequent use of alcohol increases blood pressure, so alcohol should be strictly limited.

Stress: Avoid stress when possible, and try to improve your mood and sleep.

Smoking cessation: people with high blood pressure should quit smoking because it increases the risk of stroke and heart attack.

Regular blood pressure measuring: hypertension might not have any warning symptoms. However, high blood pressure can suddenly lead to serious complications and even disability. Hypertension affects organs such as the kidneys, heart, and brain, causing complications, including diabetes and organ damage.

Generic Lasix – what is it and how to order

If you want to save on sale, Lasix generics are your best choice. Such drugs offer a valuable opportunity to plan and control the fastest-growing share of many people’s budgets - buying drugs. Experts prove the financial benefit of using generics, and for many reasons.

How much does Lasix cost?

There are two types of drugs: brand-new and generic ones. New drugs tend to be several times more expensive than generics.

The reason is that developing and studying a new formula takes a lot of time and resources. Lasix water pill or any other drug usually takes about 10-15 years to enter the market. During this time, many expensive studies, which involve lots of subjects, are carried out.

Through a system of patent protection, manufacturers of new drugs can actively develop new meds, reimburse development costs and make a profit.

After the Lasix patent expired, pharmaceutical companies began actively developing cheaper generic drugs. Why are they cheaper? Because manufacturers use a drug formula that’s ready. The manufacturer does not need to research the effectiveness and safety of the medicine and spend money on it.

In terms of the quality, effectiveness, safety and diuretic effect, Lasix generics are identical to the original drug. Bioequivalence is a key factor in generic production. It means that when the original drug and its generic in equal doses (20mg, 40mg or 80mg) are used, the body has the same percentage of active Furosemide.

Furosemide is the most popular Lasix generic name. If you are recommended or have already used Lasix 40mg, you need to look for generic Furosemide 40 mg.

Sometimes generic manufacturers choose names that differ from the name of the active substance. Therefore, to avoid making a mistake when choosing generics, make sure the active substance indicated on the packaging under the name of the drug is Furosemide.

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