A birth control implant having six small, plastic cylinders and with the effective period much longer upto 5 years is

Options

A. Norplant
B. Multiload-375
C. Injectable
D. LNG-20

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for a specific type of birth control implant that consists of six small plastic cylinders and has an effective period of up to five years.

2. **Identifying the Options**: The options provided in the question are not listed, but we need to identify the correct answer based on the description given.

3. **Recognizing Birth Control Methods**: There are various birth control methods, including implants, intrauterine devices (IUDs), injectables, and hormonal devices. We need to focus on the implant category.

4. **Defining Norplant**: Norplant is a well-known subcutaneous implant that consists of six small capsules. It is designed to release synthetic progesterone slowly over a period of up to five years.

5. **Mechanism of Action**: Norplant works by preventing ovulation and making the uterine environment unsuitable for implantation. This is achieved through the continuous release of hormones.

6. **Conclusion**: Based on the description provided in the question, the correct answer is Norplant, which is the birth control implant that meets all the criteria mentioned.

**Final Answer**: The birth control implant described in the question is **Norplant**.

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