Can Over-the-Counter Drugs Be Prescription-Strength? 07/29/2017 majac Your Health Matters Q. In my drugstore, I saw that 'prescription-strength' Flonase Allergy Relief is for sale without a prescription. What gives? A. Flonase Allergy Relief (fluticasone propionate) is just one of man… Go to Source Share on FacebookTweetFollow usSave