Taking Lasix But Not Peeing Much


In many life-threatening diseases and conditions, the body’s Fluids start accumulating inside the body and do not excrete out. To get rid of this situation the best solution is to take a diuretic. However, there are certain complications due to which people do not urinate much even after taking a diuretic such as Lasix.

If you have any concerns regarding diuretics, their functions, and complications then this article is for you because here, we will discuss everything about diuretics, especially Lasix.

What Are Diuretics

Diuretics are a class of drug that helps in removing excess water from the body in the form of urine. Diuretics are also known as water pills which act on different structural parts of the kidney and accelerate urine excretion.

On the basis of their mode of action and the part of the kidney on which they act, diuretics are classified into several types. The excessive fluid inside the body can build extra pressure on the different organs such as the heart, lungs, and Kidneys. Diuretics reduce blood vessel pressure providing relief to these organs.

All About Lasix

Lasix is the brand name of the drug furosemide. This class of diuretic is used to treat edema and high blood pressure conditions in which fluids is accumulating inside the body. Lasix helps in the removal of excessive salt and fluid from the body.

Edema or high blood pressure can be caused due to dysfunction of the liver, kidney, and heart.

Uses of Lasix

Lasix is used in the following conditions

  • Kidney disorders 
  • Glaucoma 
  • High blood pressure hypertension 
  • Edema swelling accumulation of fluid inside the body
  • Heart failure
  • Liver disorders.

Depending on the health condition, a doctor prescribes Lasix alone or with a combination of other diuretics or medicines.

How Does a Lasix function

Lasix acts on the kidney and accelerates the excretion of water and salt from the body. Excessive urination reduces the chances of high blood pressure and edema ultimately providing relief to blood vessels.

Side effects of Lasix

Following are some of the mild side effects of lasix

  • Constipation 
  • Diarrhea 
  • Dizziness
  • Impaired vision
  • Vertigo 
  • Headache 
  • Vomiting 
  • Nausea.

Following are some of the severe side effects caused by Lasix

  • Electrolyte imbalance 
  • Weakness 
  • Less urination 
  • Pancreatitis
  • Drowsiness
  • Restlessness 
  • Dry mouth 
  • Severe nausea or vomiting
  • Irregular Heartbeat 
  • Orthostatic hypertension
  • Blisters on the skin 
  • Loss of hearing 
  • Hypothyroidism 
  • Severe dehydration 
  • Skin infections 
  • Liver damage 
  • Muscle pain.

Taking Lasix But Not Peeing Much

Taking water pills but not urinating much is a common complaint by many patients. After taking a diuretic these complaints should not take place but unfortunately, these reports are true.

According to the FDA food and Drug Administration authority, Lasix is a black box warning medicine. You have to take a lot of precautions while consuming this medicine. This medicine can cause side effects and you need to keep a lot of factors in your mind for the proper functioning of the medicine.

After taking Lasix but not urinating there are many reasons for that but the most common possibility may be that you have excessive fluid in your body or your Kidneys are not performing well. It is necessary to consume a sufficient amount of water along with Lasix so that it can dilute and perform its effect on the system. Urinating less after taking Lasix may be due to the side effects of this medication.

Drug Interactions With Lasix

It is prohibited to consume Lasix with certain foods and medications because of its chances of interaction. Even if you consume an excessive amount, it can cause dehydration by removing excessive water and salt from the body. Following are some of the major drug categories with which Lasix interacts.

  • Antibiotics such as aminoglycoside
  • Aspirin
  • Lithium 
  • Antihypertensive drugs 
  • Non-steroidal anti-inflammatory drugs
  • Cyclosporine
  • Sucralfate
  • Cisplatin
  • Ethacrynic acid
  • Methotrexate
  • Phenytoin
  • Heart medications
  • Laxatives 
  • Steroids.

Most of the medications mentioned above have a negative impact on Lasix therefore if you are consuming any of the above-mentioned medications with Lasix then you should discuss it with your healthcare provider.

Bottom Line

lasix is among the diuretics that help in the excretion of excess water and salt from the body. However, there are many precautions that one should keep in mind before using the medication. 

If you are having complaints such as taking Lasix but not peeing much then there are several reasons for it. The improper functioning of medicine may depend on the formulation, dosage form, dose intake, timing of the dose, and drug or food interactions. In case of any problem while taking the medication you should immediately consult a Healthcare professional to avoid any mishap.