Ultracef is an antibiotic and treats infection. Finish taking all of your medication. Even if you feel better, do not stop taking medication unless your doctor tells you to stop.

Ultracef Overview


Ultracef is a prescription medication used to treat infections of the urinary tract, skin, and throat. Ultracef belongs to a group of drugs called cephalosporin antibiotics. These work to kill bacteria.

This medication comes as an oral (by mouth) tablet, capsule, and liquid (suspension). It is usually taken 1 to 2 times a day, with or without food. If Ultracef causes an upset stomach, take Ultracef with food or milk.

Common side effects of Ultracef include nausea, vomiting, and diarrhea.

Patient Ratings for Ultracef

How was your experience with Ultracef?

First, a little about yourself

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What tips would you provide a friend before taking Ultracef?

What are you taking Ultracef for?

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  • Other
  • Bacterial Infections
  • Endocarditis, Bacterial
  • Escherichia Coli Infections
  • Impetigo
  • Klebsiella Infections
  • Pharyngitis
  • Proteus Infections
  • Soft Tissue Infections
  • Urinary Tract Infections

How long have you been taking it?

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  • Less than a week
  • A couple weeks
  • A month or so
  • A few months
  • A year or so
  • Two years or more

How well did Ultracef work for you?

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Ultracef Cautionary Labels


Uses of Ultracef

Ultracef is a prescription medication used to treat infections of the urinary tract, skin, and throat (such as pharyngitis and tonsillitis). 

This medication may be prescribed for other uses. Ask your doctor or pharmacist for more information.


For more information on this medication choose from the list of selections below.

Ultracef Drug Class

Ultracef is part of the drug class:

Side Effects of Ultracef

Serious side effects have been reported with Ultracef. See the "Ultracef Precautions" section.

Common side effects of Ultracef include:

  • nausea
  • vomiting
  • diarrhea
  • mild rash
  • dyspepsia (indigestion)

This is not a complete list of Ultracef side effects. Ask your doctor or pharmacist for more information.

Tell your doctor if you have any side effect that bothers you or that does not go away.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.


Ultracef FDA Warning

To reduce the development of drug-resistant bacteria and maintain the effectiveness of Ultracef for oral suspension and other antibacterial drugs, Ultracef for oral suspension should be used only to treat or prevent infections that are proven or strongly suspected to be caused by bacteria.