Talk to a licensed medical professional or pharmacist for the best over-the-counter product. Read labels. When a products sounds too good to be true, it likely isn't going to deliver all it promises. Do not purchase medicine over the Internet unless you are 200% sure it is manufactured by a reputable pharmaceutical company.
Abstinence means to avoid or not want to do something. It is preferred that high school children under the age of 18 restrain from sexual activity. (Hope this helps if it did pls mark brainliest!)