Heredia, V Polyisoprene matrix for progesterone release: in vitro and in vivo studies. [electronic resource] - International journal of pharmaceutics Dec 2009 - 98-103 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1873-3476 Standard No.: 10.1016/j.ijpharm.2009.08.015 doi Subjects--Topical Terms: Administration, IntravaginalAnimalsCattleChemistry, PharmaceuticalCrystallizationCrystallography, X-RayDimethylpolysiloxanes--chemistryDrug CarriersDrug CompoundingEstrus Synchronization--drug effectsFemaleFertility Agents, Female--administration & dosageLatex--chemistryOvariectomyPowder DiffractionProgesterone--administration & dosageSolubilitySpectroscopy, Fourier Transform InfraredTechnology, Pharmaceutical--methods