progestational การใช้

Dydrogesterone has selective progestational activity and does not inhibit ovulation.
"To obtain a progestational drug with the wanted properties, it appeared necessary to alter the progesterone molecule itself.
The new progestational agent was [ 6?-methyl-17?-hydroxyprogesterone acetate ] or [ medroxyprogesterone acetate ], which Upjohn has trademarked Provera.
It showed that women who took a combination of the estrogen ethinyl estradiol and the progestational agent norethindrone acetate experienced a dose-related increase in bone mineral density over a period of two years.
It has proved to be the most potent progestational drug yet uncovered hundreds of times more active orally than progesterone and, weight for weight, some fifty times more active by subcutaneous injection.