n.plug of cotton or other absorbent material; inserted into wound or body cavity to absorb exuded fluids (especially blood)

v.plug with a tampon

Additives to tampons
Methylated DNA collected by tampons-
Tampons: A Novel Patient-Administered Method for the Assessment of Genital Human Papillomavirus Infection
In-vitro studies of interactions between tampons and Staphylococcus aureus
Detection of Staphylococcus aureus biofilm on tampons and menses components.
Collagen tampons as aminoglycoside carriers to reduce postoperative infection rate in prosthetic repair of groin hernias.
Quantitative assessment of vaginal microflora during use of tampons of various compositions.
Toxic shock syndrome Staphylococcus aureus: effect of tampons on toxic shock syndrome toxin 1 production.
Bacterial flora of the vagina during the menstrual cycle: findings in users of tampons, napkins, and sea sponges
'Normal' vaginal microbiology of Women of childbearing age in relation to the use of oral contraceptives and vaginal tampons.