Contraception and Family Planning Practice Questions

Q: While using the "safe period" method for contraception, what is considered the unsafe period?

Days 12-18 of the menstrual cycle. **Explanation:** The "Safe Period" or **Rhythm Method** is based on the physiological timing of ovulation and the lifespan of gametes. To determine the unsafe period, we consider two key factors: the **ovum survives for about 24 hours** after ovulation, and **sperm can survive for up to 48–72 hours** in the female reproductive tract. In a standard 28-day cycle, ovulation typically occurs on Day 14. To account for the viability of sperm deposited before ovulation and the survival of the egg after, a "buffer" is created. The **unsafe period** (fertile window) is generally calculated as **3 days before and 3 days after ovulation** (Day 11 to Day 17). Option B (Days 12–18) most closely aligns with this high-risk window for conception. **Analysis of Incorrect Options:** * **Option A (Days 3–7):** This is the early follicular phase/menstrual phase. Estrogen levels are low, and the follicle is not yet mature, making conception highly unlikely. * **Option C (Days 7–21):** While this range includes the unsafe period, it is overly broad. In a regular cycle, the first week and the third week are generally considered safe. * **Option D (Days 21–28):** This is the late luteal phase. After the ovum degenerates (24 hours post-ovulation), fertilization is impossible. This is the "absolute safe period." **NEET-PG High-Yield Pearls:** * **Ogino-Knaus Formula:** For irregular cycles, the fertile period is calculated as: (Shortest cycle minus 18 days) to (Longest cycle minus 11 days). * **Pearl Index:** The failure rate of the rhythm method is high (approx. 20–25 per 100 woman-years). * **Standard Days Method:** Uses "CycleBeads" to identify Days 8–19 as unsafe for women with cycles between 26–32 days.

Q: After withdrawal of DMPA, most women conceive within what timeframe?

1 year. **Explanation:** The correct answer is **1 year (Option C)**. **1. Understanding the Concept:** Depot Medroxyprogesterone Acetate (DMPA) is a long-acting injectable progestogen that inhibits ovulation by suppressing the hypothalamic-pituitary-ovarian axis. Unlike oral contraceptives, DMPA has a **delayed return to fertility**. This is because the drug is highly lipophilic and is released slowly from the muscle/fat depot. Even after the 3-month contraceptive effect wears off, sub-therapeutic levels may persist in the body, delaying the resumption of regular ovulation. On average, it takes about **7 to 10 months** for fertility to return, with approximately **60-70% of women conceiving by 12 months** and over 90% by 24 months. **2. Analysis of Incorrect Options:** * **Option A & B (Immediately / 2-4 weeks):** These are incorrect because the suppression of the pituitary axis by DMPA is profound and long-lasting. Unlike Barrier methods or Copper-T, where fertility returns immediately upon removal, DMPA requires time for the drug to be completely metabolized. * **Option D (6 months):** While some women may ovulate by 6 months, the majority of the population requires a longer duration (closer to 10-12 months) to achieve pregnancy. **3. High-Yield Facts for NEET-PG:** * **Dose:** 150 mg intramuscularly (IM) every 3 months (12 weeks). * **Mechanism:** Primarily inhibits ovulation; also thickens cervical mucus and thins the endometrium. * **Side Effects:** Menstrual irregularities (most common), weight gain, and a **reversible decrease in Bone Mineral Density (BMD)**. * **Amenorrhea:** Approximately 50% of users develop amenorrhea after 1 year of use. * **Clinical Pearl:** Always counsel patients that DMPA does *not* cause permanent infertility, but they must be prepared for a significant delay (up to 12-18 months) before conception.

Q: Use of progestin-only pills as a mode of contraception is contraindicated in all of the following conditions, EXCEPT:

Lactation. **Explanation:** Progestin-only pills (POPs), also known as the "mini-pill," are a preferred method of contraception in specific clinical scenarios where estrogen is contraindicated. **Why Lactation is the Correct Answer:** Lactation is an **indication**, not a contraindication, for POPs. Unlike combined oral contraceptives (COCs), POPs do not contain estrogen. Estrogen is known to suppress milk production (hypogalactia). Therefore, POPs are the hormonal contraceptive of choice for breastfeeding mothers as they do not affect the quantity or quality of breast milk and have no adverse effects on the infant. **Why the Other Options are Wrong (Contraindications):** According to the WHO Medical Eligibility Criteria (MEC Category 4): * **Liver Tumors (Benign or Malignant) and Acute Liver Disease:** Progestins are metabolized in the liver. In the presence of active liver disease (e.g., acute viral hepatitis, cirrhosis, or hepatoma), the metabolism of these hormones is impaired, potentially exacerbating the condition. * **Known Breast Cancer:** Breast cancer is often a hormone-sensitive tumor. Progestins may stimulate the growth of breast cancer cells; thus, any current breast malignancy is an absolute contraindication for all hormonal contraceptives. **High-Yield Clinical Pearls for NEET-PG:** * **Mechanism of Action:** The primary mechanism of POPs is **thickening of the cervical mucus**, which prevents sperm penetration. They also cause endometrial thinning. Unlike COCs, they do not consistently inhibit ovulation (ovulation is inhibited in only ~60-80% of cycles). * **The "3-Hour Rule":** POPs must be taken at the same time every day. A delay of more than 3 hours is considered a "missed pill." * **MEC Category 4 (Absolute Contraindication):** Current Breast Cancer is the most significant absolute contraindication for POPs.

Q: Which drug is used for mid-trimester abortion?

Mifepristone. **Explanation:** **Mifepristone (Option A)** is the correct answer. It is a potent anti-progestational agent that sensitizes the myometrium to prostaglandins by blocking progesterone receptors. In mid-trimester abortions (13–24 weeks), Mifepristone is used as a pre-treatment (200 mg orally) 24–48 hours before administering prostaglandins (like Misoprostol). This combination significantly shortens the induction-to-abortion interval and increases the success rate compared to using prostaglandins alone. **Analysis of Incorrect Options:** * **Atosiban (Option B):** A competitive antagonist of oxytocin and vasopressin receptors. It is used as a **tocolytic** to suppress preterm labor, not to induce abortion. * **Valethamate (Option C):** An anticholinergic drug previously used as a cervical dilator to "speed up" the first stage of labor. Its use has largely been discontinued due to lack of proven efficacy and side effects (tachycardia, dry mouth). * **Methotrexate (Option D):** A folate antagonist used primarily for the medical management of **unruptured ectopic pregnancy** or early first-trimester medical abortions (off-label). It is not the standard of care for mid-trimester induction. **High-Yield Clinical Pearls for NEET-PG:** * **Gold Standard for Mid-trimester:** The combination of **Mifepristone + Misoprostol** is currently the most effective medical method. * **MTP Act (India):** Medical termination is legal up to **24 weeks** for specific categories of women (as per 2021 amendment). * **Surgical Alternative:** Dilatation and Evacuation (D&E) is the surgical method for the second trimester, though medical induction is often preferred for safety. * **Ethacridine Lactate:** Historically used for mid-trimester (extra-amniotic instillation), but now largely replaced by prostaglandins.

Q: Which of the following statements regarding medical abortion is true?

It can be performed up to 9 weeks of gestation.. **Explanation:** **Correct Answer: A. It can be performed up to 9 weeks of gestation.** According to the latest guidelines under the **MTP (Amendment) Act 2021** and the Federation of Obstetric and Gynaecological Societies of India (FOGSI), medical abortion using the combination of Mifepristone and Misoprostol is approved for use up to **63 days (9 weeks)** of gestation. Previously, the limit was 7 weeks, but it has been extended based on clinical efficacy and safety data. **Analysis of Incorrect Options:** * **Option B:** Medical abortion cannot be administered by "any" RMP. It must be prescribed by a **Registered Medical Practitioner (RMP)** as defined under the MTP Act (someone with a recognized medical qualification and specific training/experience in Obstetrics and Gynecology). * **Option C:** Medical abortion is **not** exempted from the MTP Act. It must comply with all legal requirements, including documentation (Form I), maintenance of confidentiality, and being performed at a certified center (or by an RMP with access to a backup facility). * **Option D:** Medical abortion is a method of terminating an established pregnancy. It is **not** used for emergency contraception. Approved emergency contraceptives in India include Levonorgestrel (LNG) 1.5 mg or the Copper-T IUD. **High-Yield Clinical Pearls for NEET-PG:** * **Standard Regimen:** 200 mg Mifepristone (oral) followed by 400 mcg Misoprostol (oral/vaginal/buccal) after 24–48 hours. * **Mechanism:** Mifepristone is an anti-progestogen (detaches embryo); Misoprostol is a PGE1 analogue (induces contractions). * **MTP Act 2021:** Upper limit for abortion in special categories is 24 weeks; no limit for substantial fetal abnormalities (approved by a Medical Board).

Q: Which of the following is NOT a method of contraception during lactation?

Oral contraceptive pills (OCPs). **Explanation:** The correct answer is **C. Oral contraceptive pills (OCPs)**. In the context of lactation, "OCPs" typically refers to **Combined Oral Contraceptive Pills (COCs)** containing both estrogen and progesterone. Estrogen is known to **suppress prolactin levels**, which leads to a significant decrease in the quantity and quality of breast milk. Therefore, COCs are generally avoided during the first 6 months of breastfeeding to prevent interference with infant nutrition. **Analysis of Options:** * **A. Lactational Amenorrhea Method (LAM):** A natural method based on the physiological suppression of ovulation by high prolactin levels. It is effective for up to 6 months if the mother is exclusively breastfeeding and remains amenorrheic. * **B. Intrauterine Device (IUD):** Both Cu-T and LNG-IUS are safe during lactation. They do not affect milk production. Postpartum IUCD (PPIUCD) can be inserted within 48 hours of delivery or after 6 weeks (involution). * **D. Progestin-only pills (POPs/Minipills):** These are the **contraceptives of choice** for breastfeeding mothers who desire oral hormonal contraception. Unlike estrogen, progestins do not affect milk volume or composition. **High-Yield Clinical Pearls for NEET-PG:** * **Timing of COCs:** According to WHO Medical Eligibility Criteria (MEC), COCs are MEC Category 4 (unacceptable risk) before 3 weeks postpartum and Category 3 (risks outweigh benefits) between 3 weeks to 6 months if breastfeeding. * **DMPA (Injectable):** Can be safely started 6 weeks postpartum in lactating women. * **Ideal Contraceptive:** Progestin-only methods (POPs, Implants) or Non-hormonal methods (Barrier, IUDs) are preferred during lactation.

Q: For how many consecutive days should a woman take hormonal oral contraceptive pills to effectively prevent ovulation?

7 days. ### Explanation **Correct Answer: C. 7 days** **Medical Concept:** The primary mechanism of Combined Oral Contraceptive Pills (COCPs) is the suppression of the Hypothalamic-Pituitary-Ovarian (HPO) axis. Estrogen inhibits **FSH** (preventing follicular development), while Progestin inhibits the **LH surge** (preventing ovulation). To achieve therapeutic levels sufficient to suppress the HPO axis and ensure no "escape ovulation" occurs, it takes **7 consecutive days** of active hormonal intake. This is known as the **"7-day rule."** If a woman starts the pill after the 5th day of her menstrual cycle, she must use a backup method (like condoms) for the first 7 days. **Analysis of Incorrect Options:** * **A (3 days) & B (5 days):** These durations are insufficient to consistently suppress the mid-cycle LH surge. While some follicular inhibition begins, the risk of ovulation remains high if unprotected intercourse occurs. * **D (9 days):** While 9 days would certainly prevent ovulation, it exceeds the minimum clinical requirement. In medical exams, the "earliest" or "standard" threshold is sought, which is 7 days. **High-Yield Clinical Pearls for NEET-PG:** * **Missed Pill Rule:** If **two or more** pills are missed (48 hours or more since the last pill was taken), the 7-day rule applies again—the patient must use backup contraception for the next 7 days. * **Vomiting/Diarrhea:** If severe vomiting occurs within **2 hours** of pill intake, it is considered a missed dose. * **Quick Start Method:** If the pill is started at any time other than Day 1–5 of the cycle, the 7-day rule is mandatory. * **Most Critical Pills:** The pills at the **beginning and end** of a pack are the most critical to take on time to prevent the HPO axis from "waking up" during the hormone-free interval.

Question 1

While using the "safe period" method for contraception, what is considered the unsafe period?

Accepted Answer

Days 12-18 of the menstrual cycle

Answer

Days 3-7 of the menstrual cycle

Answer

Days 7-21 of the menstrual cycle

Answer

Days 21-28 of the menstrual cycle

Question 2

What is the fertile period in a woman with a menstrual cycle length varying between 26 to 31 days?

Accepted Answer

Days 8 to 21 of the cycle

Answer

Days 15 to 25 of the cycle

Answer

Days 5 to 15 of the cycle

Answer

The first 5 days of the cycle

Question 3

After withdrawal of DMPA, most women conceive within what timeframe?

Accepted Answer

1 year

Answer

Immediately

Answer

2-4 weeks

Answer

6 months

Question 4

A woman is taking very low-dose combined oral contraceptive pills. After missing to take pills for how many consecutive days is there a failure of the contraceptive method?

Accepted Answer

Two missed pills

Answer

One missed pill

Answer

Three missed pills

Answer

Four missed pills

Question 5

Use of progestin-only pills as a mode of contraception is contraindicated in all of the following conditions, EXCEPT:

Accepted Answer

Lactation

Answer

Liver tumors

Answer

Acute liver disease

Answer

Known breast cancer

Question 6

What is the best contraceptive method for a newly married, healthy couple?

Accepted Answer

Oral contraceptive pills

Answer

Barrier method

Answer

Intrauterine contraceptive device (IUCD)

Answer

Natural methods

Question 7

Which drug is used for mid-trimester abortion?

Accepted Answer

Mifepristone

Answer

Atosiban

Answer

Valethamate

Answer

Methotrexate

Question 8

Which of the following statements regarding medical abortion is true?

Accepted Answer

It can be performed up to 9 weeks of gestation.

Answer

It can be administered by any registered medical practitioner.

Answer

It is exempted from the control of the MTP Act.

Answer

It is an approved method of emergency contraception in India.

Question 9

Which of the following is NOT a method of contraception during lactation?

Accepted Answer

Oral contraceptive pills (OCPs)

Answer

Lactational amenorrhea method

Answer

Intrauterine device (IUD)

Answer

Progestin-only pills (Minipills)

Question 10

For how many consecutive days should a woman take hormonal oral contraceptive pills to effectively prevent ovulation?

Accepted Answer

7 days

Answer

3 days

Answer

5 days

Answer

9 days

Contraception and Family Planning — MCQs

Contraception and Family Planning — MCQs

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