ceftazidime vs furosemide
Side-by-side comparison of ceftazidime and furosemide. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
minor Known Drug Interaction
Drug Interactions Nephrotoxicity has been reported following concomitant administration of cephalosporins with aminoglycoside antibacterial drugs or potent diuretics such as furosemide.
Recommendation: Your doctor should monitor your kidney function tests regularly while you are taking this combination.
Fortaz
Lasix
Ceftazidime is an antibiotic medicine. It fights bacterial infections in your body.
Furosemide is a water pill (diuretic). It helps your body get rid of extra water and salt.
Ceftazidime treats many kinds of infections caused by bacteria. This includes lung infections like pneumonia, skin infections, and urinary tract infections. It can also treat blood infections, bone and joint infections, and infections in the abdomen, the female reproductive system, and the brain (like meningitis).
This medicine treats swelling (edema) from heart failure, liver problems, or kidney disease. It can also treat high blood pressure. Furosemide is helpful when you need a stronger diuretic.
Ceftazidime belongs to a class of drugs called cephalosporins. It works by stopping bacteria from building their cell walls. This kills the bacteria and clears the infection.
Furosemide works in your kidneys. It helps your kidneys remove more salt and water from your blood. This lowers the amount of fluid in your body and lowers blood pressure.
- • Pain or swelling where you got the shot
- • Rash
- • Itching
- • Fever
- • Diarrhea
- • Dizziness
- • Headache
- • Blurred vision
- • Nausea
- • Vomiting
- Pyrexia 533
- Septic Shock 335
- Condition Aggravated 319
- Neutropenia 317
- Pneumonia 294
- Difficulty breathing 29,099
- Tiredness 20,389
- Diarrhea 19,940
- Feeling sick to your stomach 18,682
- Sudden kidney damage 18,530
Ceftazidime can cause a type of diarrhea called pseudomembranous colitis. Tell your doctor right away if you have severe stomach pain or bloody diarrhea. This can happen during or after treatment.
Furosemide can cause you to lose too much fluid and electrolytes. This can lead to dehydration, low blood pressure, and kidney problems. Your doctor should check your blood regularly while you are taking this medicine.
Tell your doctor if you are pregnant, plan to become pregnant, or are breastfeeding. It is not fully known if ceftazidime will harm your unborn baby or pass into breast milk.
Tell your doctor if you are pregnant or plan to become pregnant. Furosemide may not be safe during pregnancy. Talk to your doctor about the risks and benefits of taking this medicine while breastfeeding.
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How to Read This ceftazidime vs furosemide Comparison
ceftazidime is classified in the Third-Generation Cephalosporin drug class, while furosemide sits within the Loop Diuretic class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.
Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, ceftazidime has 1,798 submissions while furosemide has 106,640. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known minor interaction flagged in FDA labeling, attributed to combining these drugs can increase the chance of harming your kidneys.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.
A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between ceftazidime and furosemide - always consult your physician or pharmacist first.
Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.