ChEBI

A molecular entity capable of accepting a hydron from a donor (Bronsted acid).

A narcotic or opioid substance, synthetic or semisynthetic agent producing profound analgesia, drowsiness, and changes in mood.

Any mammalian metabolite produced during a metabolic reaction in a mouse (Mus musculus).

Any intermediate or product resulting from metabolism. The term 'metabolite' subsumes the classes commonly known as primary and secondary metabolites.

An agent capable of relieving pain without the loss of consciousness or without producing anaesthesia. In addition, analgesic is a role played by a compound which is exhibited by a capability to cause a reduction of pain symptoms.

A narcotic or opioid substance, synthetic or semisynthetic agent producing profound analgesia, drowsiness, and changes in mood.

A loosely defined group of drugs that tend to reduce the activity of the central nervous system.

A drug that acts principally at one or more sites within the peripheral neuroeffector systems, the autonomic system, and motor nerve-skeletal system.

An agent capable of relieving pain without the loss of consciousness or without producing anaesthesia. In addition, analgesic is a role played by a compound which is exhibited by a capability to cause a reduction of pain symptoms.