Pelargonium sidoides

Botanical Overview

Pelargonium sidoides is a perennial herbaceous plant belonging to the Geraniaceae family. Commonly known as South African geranium or Umckaloabo, it is native to Southern Africa. The medicinal part used is primarily the root.

Energetics

This herb is considered cooling and drying in nature, with bitter and astringent tastes. Its tonicity is generally relaxing, and it acts mainly on the qi level in traditional energetics.

Primary Actions

  • Antimicrobial
  • Expectorant
  • Immunomodulatory

Indications

Western

  • Cough
  • Bronchitis
  • Common cold
  • Sore throat
  • Upper respiratory tract infections

Syndromes

  • Acute bronchitis
  • Respiratory tract infections

TCM

No traditional uses documented.

Ayurveda

No traditional uses documented.

Unani

No traditional uses documented.

Constituents & Mechanisms

Main phytochemicals include coumarins, polyphenols, benzopyranones, and tannins, which contribute to its antimicrobial and immune-supporting properties.

Dosage & Preparations

  • Liquid extract standardized 30 mg root extract 3x daily for up to 10 days
  • Tincture of root 1:5 in 40% ethanol, 2-3 mL 3 times daily

Safety & Contraindications

Pelargonium sidoides is generally well tolerated but should be avoided during pregnancy and lactation due to limited safety data. Mild allergic reactions can occur. Use caution with anticoagulants due to potential additive effects.

Astrological Correspondences

No well-established planetary or elemental rulers could be confidently assigned.

Selected References

  • Assessment report on Pelargonium sidoides DC., radix (European Medicines Agency, 2013)
  • Pelargonium (Natural Medicines Comprehensive Database, 2022)
  • Efficacy and safety of Pelargonium sidoides extract in acute bronchitis: a systematic review (Matthys H, et al., 2012)