What is Cefprozil: Uses, Warnings & Interactions

Updated May 14, 2025  •  Published Dec 30, 2020

Cefprozil overview

BRAND NAMES:

  • Cefzil

Generic Names:

  • Cefprozil

Uses:

  • Treats bacterial infections. This medicine is a cephalosporin antibiotic.

Therapeutic Classes:

  • Antibiotic

Forms:

  • Liquid, Tablet

How it’s taken:

  • By mouth

What is Cefprozil used for?

What form(s) does Cefprozil come in

  • Liquid

  • Tablet

What are common Cefprozil doses?

  • Bottle 50ML of 125MG/5ML

  • Bottle 75ML of 125MG/5ML

  • Bottle 100ML of 125MG/5ML

  • Bottle 50ML of 250MG/5ML

  • Bottle 75ML of 250MG/5ML

  • Bottle 100ML of 250MG/5ML

  • Tablet 250MG

  • Tablet 500MG

Common Cefprozil prescriptions

  • Cefprozil
    100ml of 125mg/5ml bottle

  • Cefprozil
    100ml of 250mg/5ml bottle

  • Cefprozil
    50ml of 125mg/5ml bottle

  • Cefprozil
    50ml of 250mg/5ml bottle

  • Cefprozil
    75ml of 125mg/5ml bottle

  • Cefprozil
    75ml of 250mg/5ml bottle

  • Cefprozil
    250mg tablet

  • Cefprozil
    500mg tablet

How to take Cefprozil

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep the oral liquid in the refrigerator. Do not freeze. Throw away any unused liquid after 14 days.

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Oral liquid: Shake well before each use. Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.

  • Take all of the medicine in your prescription to clear up your infection, even if you feel better after the first few doses.

  • Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep the oral liquid in the refrigerator. Do not freeze. Throw away any unused liquid after 14 days.

  • Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Oral liquid: Shake well before each use. Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.

  • Take all of the medicine in your prescription to clear up your infection, even if you feel better after the first few doses.

What to do if you miss a dose of Cefprozil

  • Take your medicine as soon as you remember that you have missed your dose.

  • If it is almost time for your next dose, wait until then to take the medicine and skip the missed dose.

  • You should not use two doses at one time.

Cefprozil contraindications

  • This medicine is not right for everyone. Do not use it if you had an allergic reaction to cefprozil or similar medicines.

Cefprozil warnings

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

  • Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, phenylketonuria, or a history of stomach or bowel problems (including colitis). Tell your doctor if you have an allergy to penicillins.

  • This medicine can cause diarrhea. Call your doctor if the diarrhea becomes severe, does not stop, or is bloody. Do not take any medicine to stop diarrhea until you have talked to your doctor. Diarrhea can occur 2 months or more after you stop taking this medicine.

  • Tell any doctor or dentist who treats you that you are using this medicine. This medicine may affect certain medical test results.

  • Call your doctor if your symptoms do not improve or if they get worse.

  • Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.

Cefprozil interactions

  • Some medicines can affect how cefprozil works. Tell your doctor if you are using any of the following:ProbenecidA diuretic (water pill)Other antibiotics

  • If you have severe diarrhea while taking cefprozil, check with your doctor before taking medicine to stop the diarrhea.

  • Cefprozil may cause incorrect results with some urine sugar tests used by patients with diabetes.

  • Let your doctor know if you are pregnant or breastfeeding.

Cefprozil side effects

Serious Side Effects

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

  • Severe diarrhea, vomiting, stomach pain

  • Wheezing or trouble breathing

  • Severe diarrhea (watery or bloody)

  • Severe stomach pain, vomiting

Less Serious Side Effects

  • Sore mouth or tongue

  • Dizziness

  • Vaginal itching or discharge

  • Joint aches and pains

  • Mild diarrhea, nausea

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