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Doctor insights on: Lasix

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Dr. Heidi Fowler
202 doctors shared insights

Lasix (Overview)

Lasix is a loop affecting water pill/diuretic which is a kind of water pill or diuretic (heart failure drug, cardiovascular drug).


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I have CHF what happens when Lasix (furosemide) no longer keeps the fluid off?

I have CHF what happens when Lasix (furosemide) no longer keeps the fluid off?

Several things: You may need to restrict your salt and fluid intake. You may need a higher dose of Lasix (furosemide) or change to another loop diuretic. You may need additional diuretics which are complementary to the lasix (furosemide). Sometimes lying down and resting after taking the Lasix (furosemide) helps mobilize the fluid. Please talk to your doctor about it. ...Read more

Dr. Heidi Fowler
202 doctors shared insights

Lasix (Overview)

Lasix is a loop affecting water pill/diuretic which is a kind of water pill or diuretic (heart failure drug, cardiovascular drug).


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At age 88, what are risk of being on Lasix (furosemide) 40mg.Precribe by my cardiologist

At age 88, what are risk of  being on Lasix (furosemide) 40mg.Precribe by my cardiologist

Have faith: Lasix (furosemide) is a very common medication that cardiologist have an intimate knowledge of. Likely reason is you have a mild amount of fluid retention and congestive heart failure for which Lasix (furosemide) would help eliminate the extra fluid. If too much, you can become dehydrated. Taking the med i the evening can lead to waking up to go to bathroom! ...Read more

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I read that Lasix (furosemide) is not for long term, that you need to have blood test to see if kidneys are being effected, how long is it safe to use lasix (furosemide)?

I read that Lasix (furosemide) is not for long term, that you need to have blood test to see if kidneys are being effected, how long is it safe to use lasix (furosemide)?

Lasix (furosemide): Lasix (furosemide) is a safe drug as long as you are being monitored by your doctor while you are taking the medication. For some disease states, patients stay on the drug for many years. The drug reduces the body's free water volume and causes wasting of some electrolytes. Your physician will need to monitor your weight, blood pressure, physical exam, and labs (kidney function and electrolytes). ...Read more

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My grandfather is 91 and has chf. Doctors have him on Lasix (furosemide) to prevent fluid buildup around his heart/lungs. How much water can he drink safely?

My grandfather is 91 and has chf.  Doctors have him on Lasix (furosemide) to prevent fluid buildup around his heart/lungs.  How much water can he drink safely?

Ask his heart MD: At that age - and CHF - the amount of fluid that is safe to take in - can be very specific - and usually is balanced with the urine output - - check with his md - it will depend a lot on his ability of his heart to efficiently pump ( ejection fraction ) - done with echocardiogram, along with his kidney function ( blood tests - especially creatinine, blood urea nitrogen-bun and now GFR - great ? ! ...Read more

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What is the toxic dose of furosemide for humans?

What is the toxic dose of furosemide for humans?

Varies: Too much Furosemide can cause overdiuresis with too much urination and dehydration and therefore low blood pressure -(orthostasis) as well as too low a potassium. Too much diuresis or dehydration of the kidneys can also lead to kidney failure. If one already has low kidney function then the dose is much lower than for a normal kidney. It depends over a whole range of factors. ...Read more

Dr. Jan Tillisch
394 doctors shared insights

Furosemide (Definition)

Furosemide is a potent diuretic which increases dramatically urine output in most patients. It is most frequently used in patients who are fluid overloaded such as in congestive heart failure. Potassium , sodium and magnesium can be lost in excess with the use of Furosemide and must be closely monitored. It is much stronger than other diuretics used for ...Read more