Furosemide 40 mg Tablets — Generic For Lasix — Rising Pharma

Medication Summary

Medication Summary: This section summarizes DailyMed drug label information to make the label easier to understand. It is not a substitute for the official label, pharmacist counseling, prescriber instructions, or medical advice.

Overview

Furosemide tablets are a prescription diuretic, also called a “water pill.” The label says they are used to treat swelling (edema) related to congestive heart failure, liver cirrhosis, and kidney disease, including nephrotic syndrome. Oral furosemide may also be used in adults to treat high blood pressure, alone or with other blood pressure medicines.

The label warns that furosemide is a potent diuretic and can cause strong fluid loss and electrolyte depletion if too much is given. It requires careful medical supervision, and the dose is adjusted to the individual patient’s needs.

Furosemide tablets contain the active ingredient furosemide and are available as white tablets in 20 mg, 40 mg, and 80 mg strengths. The label also notes that the tablets should be dispensed in well-closed, light-resistant containers because light may cause slight discoloration.

Storage Information

Store at 68° to 77°F (20° to 25°C); excursions permitted to 59° to 86°F (15° to 30°C) [see USP Controlled Room Temperature].

Key Counseling Points

• Take furosemide exactly as prescribed; the dose is individualized.
• This medicine can cause increased urination and fluid loss.
• Get up slowly if you feel dizzy or lightheaded when standing.
• Report symptoms that may suggest fluid or electrolyte loss, such as thirst, weakness, muscle cramps, drowsiness, or nausea/vomiting.
• The label says potassium supplements and/or dietary measures may be needed to help prevent low potassium.
• If you have diabetes, furosemide may raise blood glucose and affect urine glucose tests.
• Protect your skin from sunlight if you notice increased sensitivity while taking this medicine.
• Tell your healthcare provider about all other medicines, including over-the-counter products, because furosemide has many drug interactions.
• Do not use furosemide if you have anuria or a history of hypersensitivity to furosemide.
• Keep follow-up appointments for lab monitoring, including electrolytes and kidney function, as directed on the label.

Helpful Patient Education

Furosemide tablets, USP are prescription diuretic tablets available in 20 mg, 40 mg, and 80 mg strengths. According to the DailyMed label, furosemide is used for edema associated with congestive heart failure, cirrhosis of the liver, and renal disease, including nephrotic syndrome. In adults, oral furosemide may also be used for hypertension, alone or with other antihypertensive agents.

This product information also highlights important safety considerations, including the risk of dehydration, electrolyte imbalance, dizziness, and multiple drug interactions. Patients may need periodic monitoring of electrolytes, kidney function, and blood glucose, depending on their condition and treatment plan.

Medication Summary last generated: 2026-07-18 02:45:26