Traditional Uses

• Immune stimulant for
  • Colds
  • Infections
• Sore throats

Mode of Action

• Stimulates phagocytosis (destruction of disease organisms)
• Stimulates release of interleukin (helps control the immune system) and causes   increased mobility of the leukocytes (which attack disease organisms)  
• Stimulates release of interferon

Drug Interactions

• None known

Cautions

• Do not use if suffering from autoimmune diseases
• May cause upset stomach at single doses higher than 1000 mg
• Use with caution if you are allergic to members of the daisy family (Asteraceae species)
• Becomes less effective if used for over 4 weeks at a time

Recommended Dose

• 125-450 mg three times a day. (Dose may vary from brand to brand)
  
  

References

• Bisset, 1994; Foster, 1991; Hobbs, 1995; Hoffman, 1990; Newall, 1996; Schulz et al., 1998; Tyler, 1993; Tyler, 1994