Pelargonium sidoides

A South African herb clinically proven to treat acute bronchitis and other respiratory infections.

Also known as: Umckaloabo • South African Geranium

other Names
Umcka®, EPs 7630
primary Benefits
Treats acute bronchitis, sinusitis, and the common cold
common Dose
30 drops or 20-30 mg of extract, three times daily
best Form
Standardized liquid extract (EPs 7630)
timing
Start at the first sign of illness
safety Rating
Very safe with a strong clinical record

Overview

Pelargonium sidoides is a species of geranium native to South Africa. Its root extract has a long history of use in traditional medicine for coughs and respiratory ailments. It works through a unique combination of antiviral, antibacterial, and expectorant actions.

Key Benefits

Treats Acute Bronchitis

Numerous high-quality studies have confirmed its effectiveness in reducing the severity and duration of acute bronchitis.

Antiviral and Antibacterial

Prevents bacteria and viruses from attaching to cells in the respiratory tract and helps the body clear them.

Expectorant Properties

Acts as a mucolytic, helping to thin and loosen mucus, making coughs more productive and clearing the airways.

Dosage & How to Take

The standard dose of the EPs 7630 extract is 30 drops (1.5 mL) three times a day for adults.

PurposeDoseNotes
Acute Bronchitis/Sinusitis1.5 mL of liquid extract 3x/dayTypically used for 7-14 days. Continue for 1-2 days after symptoms resolve to prevent relapse.

Best Time to Take

Best taken 30 minutes before or after meals.

With or Without Food

Preferably taken without food.

Forms & Bioavailability

FormAbsorptionBest ForNotes
EPs 7630 Liquid ExtractHighClinically validated respiratory supportThis is the specific, proprietary extract used in the vast majority of clinical research (e.g., Umcka®).

Side Effects & Safety

Common

  • Generally very well tolerated.

Rare

  • Mild gastrointestinal upset.
  • Allergic skin reactions.

Contraindications

  • Autoimmune diseases. Pregnancy and lactation due to lack of data. Use with caution in severe liver or kidney disease.

Interactions

Anticoagulants (e.g., Warfarin)Theoretical/Minor

Theoretically may increase bleeding risk due to its coumarin content, though no cases have been reported.

Scientific Research

2008The Lancet Infectious Diseases

Efficacy and tolerability of EPs 7630 in patients with acute bronchitis: a randomised, double-blind, placebo-controlled trial

EPs 7630 was shown to be effective and well-tolerated in the treatment of acute bronchitis, significantly reducing symptom severity compared to placebo.

Food Sources

Not consumed as a food.

Frequently Asked Questions

Medical Disclaimer

This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.