Immuno-suppressive drug used in organ transplantation

Options

A. Cyclosporin
B. Hetrazan
C. Taxol
D. Morphine

Answer

To answer the question regarding the immunosuppressive drug used in organ transplantation, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Question**: The question asks for an immunosuppressive drug that is specifically used in organ transplantation. Immunosuppressive drugs are medications that lower the body's immune response.

2. **Analyze the Options**: The options provided are:
- Cyclosporine
- Heterosin
- Taxol
- Morphine

3. **Evaluate Each Option**:
- **Cyclosporine**: This is an immunosuppressive drug commonly used to prevent organ rejection in transplant patients. It works by inhibiting the activity of T-cells, which are a type of immune cell.
- **Heterosin**: This drug is primarily used to treat parasitic infections, not for immunosuppression.
- **Taxol**: This is a chemotherapy drug used to treat cancer, not an immunosuppressive agent.
- **Morphine**: This is an opioid pain medication used to treat moderate to severe pain, and it does not have immunosuppressive properties.

4. **Select the Correct Answer**: Based on the analysis, the only drug listed that is used as an immunosuppressive agent in organ transplantation is **Cyclosporine**.

5. **Conclusion**: Therefore, the correct answer to the question is **Cyclosporine**.