A Randomized, Triple-blind, Placebo-controlled Study to Evaluate the Effects of a Throat Spray on the Incidence and Duration of Sickness
ACTIVE_NOT_RECRUITING
Status
Conditions
Interventions
- DIETARY_SUPPLEMENT: Beekeeper's Propolis Throat Spray
- DIETARY_SUPPLEMENT: Placebo Throat Spray
Sponsor
Beekeeper's Naturals Inc
Collaborators