RC- Sinus & Allergy GargleThis best selling gargle is an antiviral and antibacterial miracle worker that will quickly become a staple in your home. Effectively combats sore throats and a host of sinus and allergy related issues. Customers say this throat gargle tastes strongly of oregano and salt but works effectively for scratchy throats and congestion. Many users report keeping it on hand as a household staple, using it at the first sign of throat irritation or during