Introducing ICPA Fluoritop Mouthwash Orange use this rinse once daily (usually at bedtime) or as directed by your dentist/doctor. After brushing your teeth, place 2 teaspoonfuls (10 milliliters) of the solution into your mouth, swish vigorously for 1 minute, and spit it out. Do not swallow the medication unless instructed to do so by your dentist/doctor.