Which of the following is analgesic?

Novalgin

The analgesic among the choices is 3. Novalgin.

• Streptomycin is an antibiotic.
• Chloromycetin is an antibiotic.
• Penicillin is an antibiotic.
• Novalgin is a pain reliever, or analgesic.

Novalgin is the brand name for metamizol, which is a non-steroidal anti-inflammatory drug (NSAID). NSAIDs work by blocking the production of prostaglandins, which are chemicals that cause pain and inflammation. Novalgin is used to treat a variety of pain conditions, including headaches, muscle pain, and arthritis.

The other three choices, streptomycin, chloramphenicol, and penicillin, are antibiotics. Antibiotics are used to treat infections caused by bacteria. They do not have any pain-relieving properties.