Tea Tree Oil (Melaleuca alternifolia oil)

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Formula

CAS

 

 

 
CAS: Chemical Abstract Service Registry Number
 

Background

Tea tree oil is distilled from the leaves of Melaleuca alternifolia, an Australian native plant. Tea tree oil is considered to have antibacterial, antifungal, antiviral, anti-inflammatory and analgesic properties.
Degradation products of monoterpenes are the sensitizing agents in tea tree oil; patients allergic to tea tree oil do not react to patch tests with freshly distilled tea tree oil.

 

Synonyms

 

 

Uses

Antibacterial / decolonizing agent (also to methicillin-resistant Staphylococcus aureus (MRSA), while the commensal flora of the skin is less susceptable.

  

Cross-Reactions

Turpentine, essential oils

 

Unusual Reactions

Undiluted tea tree oil may cause skin irritation. Safety data on tea tree oil used on open wounds are not available. Systemic toxicity is comparable to that of eucalyptus oil and ingestion of 10-25 ml has resulted in ataxia, drowsiness, disorientation or coma for 2 days; recovery was full without complications.

 

References

 1.

Carson CF, Riley TV, Cookson BD. Efficacy and safety of tea tree oil as a topical antimicrobial agent. J Hosp Inf 1998;40:175-8

 2.

Hausen BM, Reichling J, Harkenthal M. Degradation products of monoterpenes are the sensitizing agents in tea tree oil. Am J Contact Dermatitis 1999;10:68-77

 

 

 

 

 

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