A drug that is antiseptic as well as analgesic is

Para acetamidophenol

The drug that is antiseptic as well as analgesic is 1. Para acetamidophenol, also known as paracetamol.

Paracetamol is a non-steroidal anti-inflammatory drug (NSAID) that is used to relieve pain and fever. It is also used as an antiseptic to clean wounds.

Chlorpromazine hydrochloride is an antipsychotic drug that is used to treat schizophrenia and other mental disorders. It is not used as an analgesic or antiseptic.

Chloramphenicol is an antibiotic that is used to treat a variety of bacterial infections. It is not used as an analgesic or antiseptic.

Paracetamol is the only drug in the options that is used as both an analgesic and antiseptic.