[The analgesic effects of tetrazolo-(5,4-a)-6-methyluracil and tetrazolo(5,4-a)-6-propyluracil].

Tetrazolo-(5,4-a)-6-METHyl-uracil (compound VMI-502) and tetrazolo (5,4-a)-6-propyl-uracil (compound VMI-510) posses a marked sedative-hypnotic and analgesic action and a slightly expressed central skeletal muscles relaxant and anticonvulsant action. The analgesic (antinociceptive) action has been demonstrated by meens of 5 algesimetric methods. The compounds depress the pain reactions in case of stimulation of the superficial as well as of the deep nociceptors, too.