Neomycin Sulfate Side Effects Center

Last updated on RxList: 11/23/2020
Neomycin Sulfate Side Effects Center

What Is Neomycin Sulfate?

Neomycin Sulfate is an antibiotic used to reduce the risk of infection during surgery of the bowel. Neomycin is also used to reduce the symptoms of hepatic coma. Neomycin sulfate is available in generic form.

What Are Side Effects of Neomycin Sulfate?

Common side effects of neomycin sulfate include:

Contact your doctor if you have serious side effects of neomycin including:

  • drowsiness,
  • confusion,
  • mood changes,
  • increased thirst,
  • loss of appetite,
  • weight gain,
  • shortness of breath,
  • shallow breathing,
  • hearing problems,
  • spinning sensation,
  • feeling like you might pass out,
  • loss of balance or coordination,
  • trouble walking,
  • numbness or tingly feeling under your skin,
  • muscle twitching,
  • seizures (convulsions),
  • urinating less than usual or not at all,
  • swelling,
  • severe stomach cramps, or
  • diarrhea that is watery or bloody.

Dosage for Neomycin Sulfate

Neomycin Sulfate dose depends on the condition being treated. The lowest possible dose and the shortest possible treatment period to control the condition should be used to reduce toxicity.

What Drugs, Substances, or Supplements Interact with Neomycin Sulfate?

Neomycin Sulfate may interact with other drugs that affect the kidneys, Do not take any other prescription or over-the-counter medicines, including vitamins, minerals, and herbal products, without first talking to your doctor.

Neomycin Sulfate During Pregnancy and Breastfeeding

It is not recommended to take Neomycin Sulfate during pregnancy, as it is known to be harmful to a fetus. It is not known whether this medication passes into breast milk. Consult your doctor before breastfeeding.

Additional Information

Our Neomycin Sulfate Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.


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Neomycin Sulfate Consumer Information

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have:

  • numbness or tingly feeling under your skin;
  • hearing problems (even long after you stop taking neomycin);
  • muscle twitching, seizure;
  • weak or shallow breathing; or
  • kidney problems--swelling, urinating less, feeling tired or short of breath.

Common side effects may include:

  • nausea, vomiting; or
  • diarrhea.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Read the entire detailed patient monograph for Neomycin Sulfate (Neomycin Sulfate)


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Neomycin Sulfate Professional Information


The most common adverse reactions to oral neomycin sulfate are nausea, vomiting and diarrhea. The “Malabsorption Syndrome” characterized by increased fecal fat, decreased serum carotene and fall in xylose absorption has been reported with prolonged therapy. Nephrotoxicity, ototoxicity and neuromuscular blockage have been reported (see BOXED WARNINGS and PRECAUTIONS sections).

Read the entire FDA prescribing information for Neomycin Sulfate (Neomycin Sulfate)

© Neomycin Sulfate Patient Information is supplied by Cerner Multum, Inc. and Neomycin Sulfate Consumer information is supplied by First Databank, Inc., used under license and subject to their respective copyrights.

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