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Theramycin Z

Generic name: erythromycin topical

Brand names: Emcin Clear, Theramycin Z

Used for acne vulgaris
Last updated November 3, 2026 0 views
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What is Theramycin Z?

Erythromycin is an antibiotic that kills bacteria.

Theramycin Z (for the skin) is used to treat acne vulgaris in adults.

Theramycin Z may also be used for reasons not mentioned in this medication guide.

This section was rewritten for readability and reviewed for meaning.

Warnings

Diarrhea may indicate a new infection. Call your doctor if you experience diarrhea that is watery or contains blood.

This section was rewritten for readability and reviewed for meaning.

Before taking this medicine

You should not use Theramycin Z if you are allergic to it.

Tell your doctor if you are pregnant or breastfeeding.

Theramycin Z is not approved for use by anyone younger than 18 years old.

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Theramycin Z side effects

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

Theramycin Z may cause serious side effects. Call your doctor right away if you have:

  • severe burning, stinging, or redness;
  • oozing or other signs of skin infection;
  • worsening of your skin condition; or
  • severe stomach pain, diarrhea that is watery or bloody (even if it occurs months after your last dose).

Common side effects of Theramycin Z may include:

  • skin itching, redness, burning, or peeling; or
  • dry or oily skin.

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

This section was rewritten for readability and reviewed for meaning.

How should I use Theramycin Z?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed.

Do not take by mouth. Topical medicine is for use only on the skin.

Wash your hands before and after using Theramycin Z.

Clean and dry the skin area before you apply Theramycin Z. Spread the medicine on lightly, without rubbing it in.

Theramycin Z is usually applied once or twice daily. Follow your doctor's instructions.

Store at room temperature away from moisture and heat. Keep the tube or bottle tightly closed when not in use.

Theramycin Z gel is flammable. Do not use near high heat or open flame. Do not smoke until the gel has completely dried on your skin.

What happens if I miss a dose?

Apply the medicine as soon as you can, but skip the missed dose if it's nearly time for your next dose. Do not apply two doses at the same time.

This section was rewritten for readability and reviewed for meaning.

What happens if I overdose?

Seek emergency medical help or call the Poison Help line at 1-800-222-1222.

Antibiotic medicines can cause diarrhea, which may indicate a new infection. If you have diarrhea that is watery or bloody, contact your doctor before using anti-diarrhea medicine.

Do not use other medications on the areas treated with Theramycin Z unless your doctor instructs you to.

Avoid using skin products that may irritate your skin, such as harsh soaps or skin cleansers, or products containing alcohol, spices, astringents, or lime.

Do not let this medication get into your eyes, mouth, or nose. If it does, rinse the area with water.

This section was rewritten for readability and reviewed for meaning.

What other drugs will affect Theramycin Z?

Medicine used on the skin is not likely to be affected by other drugs you use. But many drugs can interact with each other. Tell each of your healthcare providers about all medicines you use, including prescription and over-the-counter medicines, vitamins, and herbal products.

This section was rewritten for readability and reviewed for meaning.

Related medicines

Before you take this medicine: the information on this page is general and may not cover your personal circumstances. Read the label supplied with your medicine and ask a pharmacist or doctor if you are unsure, especially if you are pregnant, breastfeeding, taking other medicines or managing a long-term condition.
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Content is provided for education and is not medical advice. See our medical disclaimer.