Tranquilizers are also know as :

Options

A. Psycosomatic
B. Psychoterapeutic drugs
C. Psychosystolic drugs
D. None of these

Explanation

**Step-by-Step Solution:**

1. **Understanding Tranquilizers:**
- Tranquilizers are medications that help to calm the nervous system and reduce anxiety, fear, tension, and agitation. They are often used to treat various mental health conditions.

2. **Identifying Alternative Names:**
- Tranquilizers are commonly referred to by different names in the medical field. Some of these include:
- Psychosomatic drugs
- Psychotherapeutic drugs
- Psychostimulant drugs
- However, not all of these terms accurately describe tranquilizers.

3. **Correct Identification:**
- Among the options provided, the term that best describes tranquilizers is "psychotherapeutic drugs." This is because tranquilizers are used in the treatment of psychological disorders and help in managing mental disturbances.

4. **Conclusion:**
- Therefore, the correct answer to the question "Tranquilizers are also known as:" is "psychotherapeutic drugs."

**Final Answer:**
Tranquilizers are also known as psychotherapeutic drugs.

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