Triamcinolone Acetonide (Glucocorticoid) 55 mcg. 24 Hour Relief Non-Drip Non-Drowsy Treats Nasal Symptoms Of Indoor And Outdoor Allergies 4 Bottles 120 Sprays Each; Provides 24-Hour Relief: With a full 24 hours of relief from nasal allergy symptoms Nasacort allergy spray helps you live life more fully and enjoy the whole day symptom free. Some symptoms may get better on the first day of . It may take up to one week of daily use to feel the most symptom relief. Nasacort contains the 1 doctor recommended type of medicine for nasal allergy congestion and works at the source to relieve nasal congestion sneezing itchy nose and runny nose. Nasacort is not an antihistamine. Take this non-drowsy non-drip allergy spray anytime day or night. Nasacort is alcohol-free and safe to use when used as di