Abstract
The vaginal contraceptive ring is comprised of ethinyl vinyl acetate that releases ethinyl estradiol and the third-generation progestin, etonorgestrel. It was approved by the Food and Drug Administration in 2001. The vaginal contraceptive ring is highly efficacious with a Pearl Index of 1.18 and an efficacy of 99.1%. Effectiveness is similar with actual use.
MeSH terms
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Contraceptive Agents, Female / pharmacokinetics*
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Contraceptive Agents, Female / pharmacology*
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Contraceptive Devices, Female / adverse effects*
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Contraceptive Devices, Female / standards*
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Contraceptive Devices, Female / statistics & numerical data
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Desogestrel / pharmacokinetics
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Desogestrel / pharmacology
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Drug Combinations
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Ethinyl Estradiol / pharmacokinetics
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Ethinyl Estradiol / pharmacology
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Female
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Humans
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Ovulation / drug effects*
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Patient Compliance
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Patient Satisfaction
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Treatment Outcome
Substances
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Contraceptive Agents, Female
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Drug Combinations
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etonogestrel
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Ethinyl Estradiol
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Desogestrel