Pills, implants and IUDs are very effective if taken within---------- of coitus.

Options

A. 5 days
B. 72 hours
C. 30 days
D. 15 days

Answer

**Step-by-Step Text Solution:**

1. **Understanding the Question**: The question asks about the effectiveness of contraceptive methods such as pills, implants, and IUDs when taken after coitus (sexual intercourse).

2. **Identifying the Contraceptive Methods**: The methods mentioned are:
- Pills (oral contraceptives)
- Implants (hormonal injections)
- IUDs (intrauterine devices)

3. **Recognizing the Context**: These contraceptive methods are often used as emergency contraception to prevent pregnancy after unprotected intercourse.

4. **Time Frame for Effectiveness**: It is important to know the time frame within which these contraceptive methods must be taken to be effective. According to medical guidelines, emergency contraceptive pills, implants, and IUDs should be used within a specific period after coitus.

5. **Conclusion**: The effective time frame for these contraceptive methods is within **72 hours** (3 days) after coitus.

6. **Final Answer**: Therefore, the answer to the question is: "Pills, implants, and IUDs are very effective if taken within **72 hours** of coitus."

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