In vivo evaluation of a transdermal codrug of 6-beta-naltrexol linked to hydroxybupropion in hairless guinea pigs.
Kiptoo PK, Paudel KS, Hammell DC, Hamad MO, Crooks PA, Stinchcomb AL. In vivo evaluation of a transdermal codrug of 6-beta-naltrexol linked to hydroxybupropion in hairless guinea pigs. Eur J Pharm Sci. 2008 Apr 23; 33(4-5):371-9.