 Every purchase comes with our 90-day money-back guarantee. You can be feeling these changes within just a couple of days. Text COMBO to 511-511. These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease. Message and data rates may apply. Paid for by Roundhouse Provisions. Don't let spring allergies make you miserable. Try the quick, drug-free solution trusted by over 4 million people. Navage. Only Navage uses suction to flush out your sinuses using refreshing saline, helping you breathe easier, sleep better, and feel healthier.