Increasing dosages of 1-methyl-4-phenyl-4-hydroxypiperidine (MPIP) were administered i.p. to rats. Histopathological examination of these animals revealed effects on the central nervous system.
Increasing dosages of 1-methyl-4-phenyl-4-hydroxypiperidine (MPIP) were administered i.p. to rats. Histopathological examination of these animals revealed effects on the central nervous system.