A 48-year-old member asked:
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how long does triphasil (ethinyl estradiol and levonorgestrel) take to become effective?

1 doctor answer
Dr. Mary Vanko
33 years experience Obstetrics and Gynecology
Ocp effectiveness.: To be absolutely safe, one month.
Answered on May 31, 2012

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A 50-year-old member asked:
Dr. Peter Baumann
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Triphasil (ethinyl estradiol and levonorgestrel): If you mean the birth control pill, you want to use condoms during the first cycle, and as of the second pack you can expect full protection from gett ... Read More
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A 40-year-old member asked:
Dr. Ralph Boling
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3- 4 days: to reach a steady level of hormones can take 3 - 4 days. This is why starting with the first day of your cycle, with your very first pack of pills, is ... Read More
A 40-year-old member asked:
Dr. Charles Turck
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7 days drug free: Triphasil-21 is a birth control package that comes with only 21 hormone containing pills. The package does not contain the red (placebo) tablets. Once ... Read More
A 33-year-old member asked:
Dr. Dennis Higginbotham
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NO: Lecithin will not affect the efficacy of the birth control pill.

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