Is echinacea useful for colds?

Is echinacea useful for colds?

This herb is thought to boost the immune increasing the number and activity of white blood cells.

New research suggests that echinacea doesn't PREVENT colds... but previous studies suggest it might be useful for TREATMENT. It seems to shorten the duration of symptoms by 1 to 2 days.

Get concise, unbiased advice for effective drug therapy, plus CE/CME

Prescriber's Letter includes:

  • 12 issues every year, with brief articles about new meds and guidelines
  • 48+ CE courses, including the popular CE-in-the-Letter
  • Quick reference drug comparison charts
  • Access to the entire archive

Already a subscriber? Log in

Volume pricing available. Get a quote