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Spermicide is a contraceptive substance that destroys sperm, inserted vaginally prior to intercourse to prevent pregnancy.As a contraceptive, spermicide may be used alone. However, the pregnancy rate experienced by couples using only spermicide is higher than that of couples using other metho
Nonoxynol-9 is a common ingredient of most vaginal and anal lubricants due to its spermicidal properties. A 2004 study found that over a six-month period, the typical-use failure rates for five nonoxynol-9 vaginal contraceptives (film, suppository, and gels at three different concentrations) ranged from 10% to 20%.
The contraceptive sponge combines barrier and spermicidal methods to prevent conception. Sponges work in two ways. First, the sponge is inserted into the vagina, so it can cover the cervix and prevent any sperm from entering the uterus. Secondly, the sponge contains spermicide. [2]
Spermicide – a contraceptive agent to render sperm inert and prevent fertilization of an egg. Teniacide (also taeniacide, tenicide) – a chemical agent that kills tape worms. Theriocide – the act of killing an animal by a human (Ancient Greek: therion "wild animal, beast"). Vermicide – an agent used to kill parasitic intestinal worms.
Chemicals found in condoms, spermicide, vaginal lubricants, and moisturizers can irritate the sensitive skin of the vagina and cause burning.
Male contraceptives, also known as male birth control, are methods of preventing pregnancy by interrupting the function of sperm. [1] The main forms of male contraception available today are condoms, vasectomy, and withdrawal, which together represented 20% of global contraceptive use in 2019.
Traditionally, the diaphragm has been used with spermicide, and it is widely believed that the spermicide is a significant factor in the effectiveness of the diaphragm. However, some have asserted that the diaphragm's mechanism of action is primarily as a physical barrier and that a diaphragm is effective without spermicides, but insufficient ...
Specifically, copper acts as a spermicide within the uterus by increasing levels of copper ions, prostaglandins, and white blood cells within the uterine and tubal fluids. [ 12 ] [ 35 ] The increased copper ions in the cervical mucus inhibit the sperm's motility and viability, preventing sperm from traveling through the cervical mucus, or ...