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Essential Oil Monoterpenes Contributions by ColleenO

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Essential oil monoterpenes are thought to help by thinning mucus.

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In studies, this essential oil combination was taken at a dose of 300 mg three to four times daily.

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  1. Sengespeik HC, Zimmermann T, Peiske C, et al. Myrtol standardized in the treatment of acute and chronic respiratory infections on children: a multicenter post-marketing surveillance study [in German; English abstract]. Arzneimittelforschung. 1998;48:990-994.
  2. Federspil P, Wulkow R, Zimmermann T. Effects of standardized Myrtol in therapy of acute sinusitis—results of a double-blind, randomized multicenter study compared with placebo [in German; English abstract]. Laryngorhinootologie. 1997;76:23-27.
  3. Behrbohm H, Kaschke O, Sydow K. Effect of the phytogenic secretolytic drug Gelomyrtol forte on mucociliary clearance of the maxillary sinus [in German; English abstract]. Laryngorhinootologie. 1995;74:733-737.
  4. Meister R, Wittig T, Beuscher N, et al. Efficacy and tolerability of Myrtol standardized in long-term treatment of chronic bronchitis: a double-blind, placebo-controlled study. Study Group Investigators. Arzneimittelforschung. 1999;49:351-358.
  5. Ulmer WT, Schott D. Chronic obstructive bronchitis. Effect of Gelomyrtol forte in a placebo-controlled double-blind study [in German; English abstract]. Fortschr Med. 1991;109:547-550.
  6. Matthys H, de Mey C, Carls C, et al. Efficacy and tolerability of Myrtol standardized in acute bronchitis. A multi-centre, randomised, double-blind, placebo-controlled parallel group clinical trial vs. cefuroxime and ambroxol. Arzneimittelforschung. 2000;50:700-711.
  7. Kehrl W, Sonnemann U, Dethlefsen U. Therapy for acute nonpurulent rhinosinusitis with cineole: results of a double-blind, randomized, placebo-controlled trial. Laryngoscope. 2004;114:738-742.
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Numerous double-blind trials have found essential oil monoterpenes to be effective when taken orally for acute bronchitis, chronic bronchitis, sinus infections, and other respiratory conditions, in both adults and children.68-72,101 Cineole alone at a dose of 200 mg three times daily showed benefit in a double-blind, placebo-controlled study of 152 people with cold symptoms.150 And a second study involving 150 subjects also demonstrated favorable results of cineole compared to a combination of five other herbal products.168

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A standardized combination of eucalyptus oil plus two other essential oils has been studied for effectiveness in a variety of respiratory conditions, including cold and flu. This combination therapy contains cineole from eucalyptus, d-limonene from citrus fruit, and alpha-pinene from pine. Because these oils are all in a chemical family called monoterpenes, the treatment is called “essential oil monoterpenes.”

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Essential oil monoterpenes are thought to help by thinning mucus.

... (more)