Hyperpathia, hyperalgesia, and allodynia are three manifestations of central sensitization, a condition in which a higher than necessary degree of activity is triggered in the central nervous system.

Some of the central molecular mechanisms that lead to hyperalgesia and allodynia after peripheral tissue injury involve the spinal dorsal horn transient receptor potential vanilloid 1 (TRPV1).

Researchers from Vera Salus Ricerca Srl and affiliated organizations have reported the discovery and preclinical characterization of novel sigma-1 receptor (S1R) antagonists as potential new analgesic ...