What Is Tea Tree Oil and How Does It Work?
- Tea tree oil is an herbal preparation used to treat acne, athlete's foot, ear infections, insect bites/stings, lice, local antiseptic, onychomycosis, ringworm, scabies, and skin surface infections.
- Tea tree oil is available under the following different brands and other names: Australian tea tree oil, cymeme, melaleuca alternifolia, Melaleuca oil, and oil of melaleuca.
- Tea tree oil is possibly effective for acne, fungal skin infections, and onychomycosis.
What Are the Dosages of Tea Tree Oil?
Dosages of Tea Tree Oil
Acne
- Apply 5% gel topically daily
Onychomycosis
- Apply 100% solution topically twice daily for 6 months
Tinea pedis
- Apply 10% cream topically twice daily for 1 month OR
- 25-50% solution applied twice daily for 1 month
Dosage Considerations -- Should Be Given As Follows:
- There are no dosage considerations for the use of tea tree oil.
What Are Side Effects Associated with Using Tea Tree Oil?
Side effects of tea tree oil include:
- Allergic contact eczema
- Allergic contact dermatitis
- Local irritation/inflammation
- Damage to the inner ear (ototoxicity, when used to treat ear infection)
This document does not contain all possible side effects and others may occur. Check with your physician for additional information about side effects.
What Other Drugs Interact with Tea Tree Oil?
If your doctor has directed you to use this medication, your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor, health care provider or pharmacist first.
- Tea tree oil may interact with other drugs. Consult your doctor.
This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist. Check with your physician if you have health questions or concerns.
What Are Warnings and Precautions for Tea Tree Oil?
Warnings
- This medication contains tea tree oil. Do not take Australian tea tree oil, cymeme, melaleuca alternifolia, Melaleuca oil, or oil of melaleuca if you are allergic to tea tree oil or any ingredients contained in this drug.
- Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center immediately.
Contraindications
- There are no contraindications from the use of tea tree oil.
Effects of Drug Abuse
- There are no effects of drug abuse from the use of tea tree oil.
Short-Term Effects
- There are no short-term effects from the use of tea tree oil.
Long-Term Effects
- There are no long-term effects from the use of tea tree oil.
Cautions
- There are no cautions associated with the use of tea tree oil.
Pregnancy and Lactation
- There is no information available about the use of tea tree oil during pregnancy or lactation. Consult your doctor.
From 
Drugs and Treatment Resources
Medscape. Tea Tree Oil.
https://reference.medscape.com/drug/australian-tea-tree-oil-cymeme-tea-tree-oil-344504