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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 methods.
However, vaginal rings have the potential to provide long-term controlled release of microbicide drugs. Long-acting formulations, like vaginal rings, are potentially advantageous since they could be easy to use, requiring replacement only once a month. This ease of use could prove very important to make sure that products are used properly.
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%.
A "perfect-use" rate is where all rules of the method are rigorously followed, and (if applicable) the method is used for every act of intercourse. Actual failure rates are higher than perfect-use rates for a variety of reasons: Mistakes on the part of those providing instructions on how to use the method. Mistakes on the part of the method's ...
Most sources recommend the use of spermicide with the cap, [1] [39] [45] [46] but some sources say spermicide use is optional. [40] [47] The cap remains in the vagina for a minimum of 6 [45] [46] to 8 [1] [47] hours after the last intravaginal ejaculation. It is recommended the cap be removed within 72 hours (within 48 hours is recommended in ...
The Justice Department’s rescheduling decision could also help shrink the black market, which has thrived despite legalization in states like New York and California, and has undercut legal ...
Pete Hegseth, President-elect Donald Trump's nominee to lead the Department of Defense, is set to face his Senate confirmation hearing on Tuesday.. Hegseth's nomination has been embroiled in ...
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]