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Emergency contraceptives may prevent pregnancy if used within 72 hours of
Emergency contraceptives may prevent pregnancy if used within 72 hours of
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Solution
The correct option is C coitus
Emergency contraceptive must be used within 72 hours after coitus to prevent pregnancy. It prevents pregnancy by temporarily stopping ovulation. Sperms can live inside the uterus for 2-3 days, a maximum of 6 days after coitus. If ovulation is prevented during this period, fertilization and hence pregnancy can be prevented.
It is ineffective if taken after implantation has taken place.
Emergency contraceptive must be used within 72 hours after coitus to prevent pregnancy. It prevents pregnancy by temporarily stopping ovulation. Sperms can live inside the uterus for 2-3 days, a maximum of 6 days after coitus. If ovulation is prevented during this period, fertilization and hence pregnancy can be prevented.
It is ineffective if taken after implantation has taken place.
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