Throat clearing is a normal response to irritation inside the throat. However, frequent throat clearing can be a symptom of an underlying condition. Possible causes include nasal allergies, acid reflux, vocal cord growths, and tic disorders. Learn more here.
Health Advisories

Health Canada has seized several injectable drugs and medical devices, including products labelled to contain botulinum toxin type A or hyaluronic acid from Vivian Spa, located at 11-3415 Dixie Road, Mississauga, Ontario, because they are unauthorized and may pose serious health risks. These products may have been administered as treatments for cosmetic purposes. 
