Ayr - helps you breathe better. Active Ingredients: Sodium Chloride; Sodium Bicarbonate Uses: Helps relieve symptoms of: nasal allergies; nasal dryness; congestion; postnasal drip; recurrent sore throats; nasal irritation due to allergens, dirt, dust and pollen. No burning or stinging. Preservative free. Iodine free. Buffered to neutral pH. Safe for use during pregnancy. Contains: easy-to-use, reusable applicator bottle; 50 one-time-use sinus rinse mixture packets; complete instructions for use.