Any girl who has her period can use a tampon. Tampons work just as well for girls who are virgins as they do for girls who have had sex. And even though using. Ensure that you only insert a tampon when you have your period - your vagina will be too dry to go in smoothly otherwise. Unwrap the tampon. Teen daughter having trouble using tampons; year-old having trouble using a together, and I emphasized the angle she should aim for when inserting it.