As with any medication for ED, it's essential to use Tazzle 10 FM as directed by a healthcare professional. Typically, it's taken orally, about 30 minutes to an hour before sexual activity, and its effects can last for up to 36 hours.It's important to discuss any existing medical conditions and medications with your doctor before starting treatment with Tazzle 10 FM to ensure its safety and effectiveness for you. Additionally, Tazzle 10 FM is not intended for use by women or individuals under the age of 18.