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Diosporin Ointment: Uses, Side Effects and Dosage

Updated:
Facts
Status:
Prescription (Rx) Current status: Dormant
Strength:
3.5 MG / 10000 UNIT / 400 UNIT

Patient Medication Information: uses, side effects, how to take - Diosporin Ointment

What is DIOSPORIN OINTMENT Ointment used for?

DIOSPORIN OINTMENT is used to treat certain infections of the eye and the area around the eye.

Antibacterial drugs like DIOSPORIN OINTMENT treat only bacterial infections. They do not treat viral infections.

How does DIOSPORIN OINTMENT work?

DIOSPORIN OINTMENT is an antibiotic that kills and prevents the growth of bacteria to reduce infections.

What are the ingredients in DIOSPORIN OINTMENT?

Medicinal ingredients: Neomycin Sulfate 3.5 mg/g, Polymyxin B Sulfate 10,000 units/g, Bacitracin Zinc 400 units/g.

Non-medicinal ingredients: White Soft Paraffin

DIOSPORIN OINTMENT comes in the following dosage forms:

Ointment, each gram contains: neomycin sulfate equivalent to 3.5 mg neomycin base, polymyxin B sulfate equivalent to 10,000 polymyxin B units, bacitracin zinc equivalent to 400 bacitracin units, and white petrolatum, q.s.

Do not use DIOSPORIN OINTMENT if:

  • You are allergic to any of the ingredients in DIOSPORIN OINTMENT.

To help avoid side effects and ensure proper use, talk to your healthcare professional before you take DIOSPORIN OINTMENT. Talk about any health conditions or problems you may have, including if you:

  • Are allergic to kanamycin, paromycin, streptomycin or gentamicin.
  • Are pregnant or breast-feeding.

Other warnings that you should know about:

If your infection gets worse or if you experience inflammation, pain or discharge (pus) in the eye, stop taking DIOSPORIN OINTMENT and talk to your healthcare professional.

Tell your healthcare professional about all the medicines you take, including any drugs, vitamins, minerals, natural supplements or alternative medicines.

How to take DIOSPORIN OINTMENT:

  • Although you may feel better early in treatment, DIOSPORIN OINTMENT should be used exactly as directed.
  • Misuse or overuse of DIOSPORIN OINTMENT could lead to the growth of bacteria that will not be killed by DIOSPORIN OINTMENT (resistance). This means that DIOSPORIN OINTMENT may not work for you in the future.
  • Do not share your medicine
  • Avoid touching the tip of the tube with your finger or eye to avoid contamination. Put the cap back on after use.
  • To apply the ointment:

    • Pull down your lower eye lid.
    • Apply a small amount of DIOSPORIN OINTMENT inside your eyelid (conjunctival sac).
    • Blink to spread the medicine.

Usual dose:

Apply the ointment every 3 or 4 hours for 7 to 10 days, depending on the severity of your infection.

Overdose:

If you think you have taken too much DIOSPORIN OINTMENT, contact your healthcare professional, hospital emergency department or regional poison control centre immediately, even if there are no symptoms.

What are possible side effects from using DIOSPORIN OINTMENT?

These are not all the possible side effects you may feel when taking DIOSPORIN OINTMENT. If you experience any side effects not listed here, contact your healthcare professional.

Side effects include:

  • Local irritation

Serious side effects and what to do about them

Symptom / effectTalk to your healthcare professionalStop taking drug and get immediate medical help
Only if severeIn all cases
Allergic Reaction: difficulty swallowing or breathing, wheezing; drop in blood pressure; feeling sick to your stomach and throwing up; hives or rash; swelling of the face, lips, tongue or throat.
X

If you have a troublesome symptom or side effect that is not listed here or becomes bad enough to interfere with your daily activities, talk to your healthcare professional.

Reporting Side Effects

You can report any suspected side effects associated with the use of health products to Health Canada by:

  • Visiting the Web page on Adverse Reaction Reporting (https://www.canada.ca/en/health-canada/services/drugs-health-products/medeffect-canada.html) for information on how to report online, by mail or by fax; or
  • Calling toll-free at 1-866-234-2345.

NOTE: Contact your health professional if you need information about how to manage your side effects. The Canada Vigilance Program does not provide medical advice.

Storage:

Store at 15°C - 25 °C. Keep out of reach and sight of children.

If you want more information about DIOSPORIN OINTMENT:

  • Talk to your healthcare professional
  • Find the full product monograph that is prepared for healthcare professionals and includes this Patient Medication Information by visiting the Health Canada website (https://www.canada.ca/en/health-canada/services/drugs-health-products/drug- products/drug-product-database.html) or by calling 1-855-543-9917.

Last Revised NOV 08, 2023

About this document

Source: Health Canada – Drug Product Database (DPD) and product monographs · DIN (Drug Identification Number): 02023792

Revision date stated in the text: November 8, 2023

Found a mistake? Write to us via the contact page.

The information on this site does not replace the advice of a doctor or pharmacist.

Drug information for Diosporin Ointment

Rx or OTC
Prescription (Rx)?
DIN 02023792
Schedule(s) PRESCRIPTION
Active ingredient(s) Neomycin (neomycin sulfate) 3.5 MG, Polymyxin b sulfate 10000 UNIT, Bacitracin zinc 400 UNIT
Dosage form(s) Ointment
Route(s) of administration Ophthalmic, Topical
Drug class (WHO ATC)
  1. S Sensory organ drugs
    1. S01 Ophthalmologicals
      1. S01A Antiinfective ophthalmologics
        1. S01AA Antibiotics, ophthalmologic
          1. S01AA30 Combinations of different antibiotics
Company STERI-MED PHARMA INC.
Current status Dormant
Current status date November 8, 2023

Source: Health Canada – Drug Product Database (DPD) and product monographs, data as of November 1, 2026. Data from the Health Canada Drug Product Database, as published there. Not a substitute for the advice of a doctor or pharmacist.