Which of the following is an analgesic?

Options

A. Penicilin
B. Streptomycin
C. Chloromycetin
D. Novalgin

Explanation

To determine which of the following options is an analgesic, we will analyze each option provided:

1. **Penicillin**:
- Penicillin is an antibiotic used to treat bacterial infections. It does not relieve pain, so it is not an analgesic.

2. **Streptomycin**:
- Streptomycin is also an antibiotic, primarily used to treat tuberculosis and other bacterial infections. Like penicillin, it does not have analgesic properties.

3. **Chloramphenicol**:
- Chloramphenicol is another antibiotic used to treat serious infections caused by bacteria. It does not provide pain relief, so it is not classified as an analgesic.

4. **Novalgin (Metamizole or Dipyrone)**:
- Novalgin is classified as an analgesic. It is used to relieve mild to moderate pain, including headaches, migraines, and toothaches. It is a combination of two drugs, paracetamol and caffeine, which work together to provide pain relief.

Based on the analysis of each option, the correct answer to the question "Which of the following is an analgesic?" is **Novalgin (Metamizole or Dipyrone)**.

### Summary:
- **Correct Answer**: Novalgin (Metamizole or Dipyrone)