The combined pill is a contraceptive that contains progesterone and oestrogen. The ‘mini-pill’: • is a contraceptive that only contains the progesterone hormone • has to be taken at the same time each day to prevent pregnancy. The success rate of the mini-pill in preventing pregnancy is lower than that of the combined pill. Explain why missing a dose of the mini-pill would reduce the success rate of the mini-pill. – 7055

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Q1.

The combined pill is a contraceptive that contains progesterone and oestrogen. The ‘mini-pill’: 

• is a contraceptive that only contains the progesterone hormone 

• has to be taken at the same time each day to prevent pregnancy. 

The success rate of the mini-pill in preventing pregnancy is lower than that of the combined pill. 

Explain why missing a dose of the mini-pill would reduce the success rate of the mini-pill.

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One thought on “The combined pill is a contraceptive that contains progesterone and oestrogen. The ‘mini-pill’: • is a contraceptive that only contains the progesterone hormone • has to be taken at the same time each day to prevent pregnancy. The success rate of the mini-pill in preventing pregnancy is lower than that of the combined pill. Explain why missing a dose of the mini-pill would reduce the success rate of the mini-pill. – 7055”

  1. (3.45 × 10⁶) + (5.49 × 10⁵)
    = 3,450,000 + 549,000
    = 3,999,000 → 3.999 × 10⁶

    (3.999 × 10⁶) ÷ (6.5 × 10⁷)
    = 3,999,000 ÷ 65,000,000
    ≈ 0.0615 → 6.15%

    Reply

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