By Medically reviewed by Hello Doktor Medical Panel


What is Tyrothricin used for?

Tyrothricin is commonly used for sore throat, skin infections and ear infections.

How should I take Tyrothricin?

It comes as eardrops, cream to instill over the affected area.

How do I store Tyrothricin?

Tyrothricin is best stored at room temperature away from direct light and moisture. To prevent drug damage, you should not store Tyrothricin in the bathroom or the freezer. There may be different brands of Tyrothricin that may have different storage needs. It is important to always check the product package for instructions on storage, or ask your pharmacist. For safety, you should keep all medicines away from children and pets.

You should not flush Tyrothricin down the toilet or pour them into a drain unless instructed to do so. It is important to properly discard this product when it is expired or no longer needed. Consult your pharmacist for more details about how to safely discard your product.

Precautions & warnings

What should I know before using Tyrothricin?

Before using Tyrothricin, inform your doctor about your current list of medications, over the counter products (e.g. vitamins, herbal supplements, etc.), allergies, pre-existing diseases, and current health conditions (e.g. pregnancy, upcoming surgery, etc.). Some health conditions may make you more susceptible to the side-effects of the drug.

Avoid excess dosage.

Is it safe during pregnancy or breast-feeding?

There are no adequate studies in women for determining risk when using this Tyrothricin during pregnancy or while breastfeeding. Please always consult with your doctor to weigh the potential benefits and risks before taking this Tyrothricin. This Tyrothricin is pregnancy risk category D according to the US Food and Drug Administration (FDA).

FDA pregnancy risk category reference below:

  • A=No risk,
  • B=No risk in some studies,
  • C=There may be some risk,
  • D=Positive evidence of risk,
  • X=Contraindicated,
  • N=Unknown

Side effects

What side effects can occur from Tyrothricin?

Severe allergic reactions and liver or kidney damage.

Not everyone experiences these side effects. There may be some side effects not listed above. If you have any concerns about a side-effect, please consult your doctor or pharmacist.


What drugs may interact with Tyrothricin?

Tyrothricin may interact with other drugs that you are currently taking, which can change how your drug works or increase your risk for serious side effects. To avoid any potential drug interactions, you should keep a list of all the drugs you are using (including prescription drugs, nonprescription drugs and herbal products) and share it with your doctor and pharmacist. For your safety, do not start, stop, or change the dosage of any drugs without your doctor’s approval.

Does food or alcohol interact with Tyrothricin?

Tyrothricin may interact with food or alcohol by altering the way the drug works or increase the risk for serious side effects. Please discuss with your doctor or pharmacist any potential food or alcohol interactions before using this drug.

What health conditions may interact with Tyrothricin?

Tyrothricin may interact with your health condition. This interaction may worsen your health condition or alter the way the drug works. It is important to always let your doctor and pharmacist know all the health conditions you currently have.


The information provided is not a substitute for any medical advice. You should ALWAYS consult with your doctor or pharmacist before using this Tyrothricin.

What is the dose of Tyrothricin for an adult?

Local treatment of oropharyngeal infection: As lozenges: 4-10 mg/day. Skin infections- As 1/1,000 solution: Apply as directed by your physician.

What is the dose of Tyrothricin for a child?

The dosage has not been established in pediatric patients. It may be unsafe for your child. It is always important to fully understand the safety of the drug before using. Please consult with your doctor or pharmacist for more information.

How is Tyrothricin available?

Tyrothricin is available in the following dosage forms and strengths:

  • Lozenge
  • Eardrop
  • Cream

What should I do in case of an emergency or overdose?

In case of an emergency or an overdose, call your local emergency services or go to your nearest emergency room.

What should I do if I miss a dose?

If you miss a dose of Tyrothricin, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and take your regular dose as scheduled. Do not take a double dose.

Hello Health Group does not provide medical advice, diagnosis or treatment.

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Review Date: December 21, 2017 | Last Modified: December 19, 2019

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