Common Cold :: Amount of relief important to patients is less than provided by common cold remedies

People suffering from the common cold want an on-average 25 percent to 57 percent reduction in overall illness severity to justify the cost and risk of popular cold treatments finds this study.

When the 253 study participants (who were suffering from the common cold) were given four treatment options ? vitamin C, herbal echinacea, a zinc lozenge and a prescribed antiviral ? they based their decision on a benefit-harm trade-off.

Sufficiently Important Difference for Common Cold: Severity ReductionBy Bruce Barrett, M.D., Ph.D., et al

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