Why we should not take medicines or drugs unless prescribed by a doctor?

Explanation

### Step-by-Step Solution:

1. **Understanding Medicines and Drugs**:
- Medicines are often composed of drugs that have specific effects on the body. They are designed to treat certain health conditions.
- Each medicine has a specific dosage that must be followed for it to be effective and safe.

2. **Importance of Dosage**:
- Doctors prescribe a particular dosage based on the patient's condition, age, weight, and overall health.
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