Following single intragastric doses of d-and dl-[24C] norgestrel (Ng), rhesus monkeys
excreted 29.5+/-2.0 (SE) and 52.6+/-5.4% of the administered radioactivity in urine. Fecal …

In the mid-1950s it was shown that ovulation can be inhibited by oral administration of
progesterone or of synthetic progestogens such as norethynodrel. The idea that …

The effect of a single intramuscular injection of 100 mg of d-norgestrel 17β-undecylate was
investigated in 8 women. Levels of radioimmunoassayable serum progesterone, 17β …

Levonorgestrel and estradiol releasing contraceptive vaginal rings (CVR) with an outer
diameter of 50 mm were used by twenty women. The treatment was given in three-week …

Contraceptive vaginal rings (CVR) releasing levonorgestrel and estradiol were used for
contraceptive purposes in eight women. They were instructed to remove the CVR for five …

Eight healthy women had a d-norgestrel-releasing intrauterine device inserted
postmenstrually and maintained in the uterine cavity for a one year period. Plasma …

Five d-norgestrel 17β-fatty acids with chain lengths of 6–16 carbon atoms were dissolved in
castor oil/benzyl benzoate (6: 4, v/v) and administered intramuscularly to dogs. The kinetics …

The correlations of plasma levels of levonorgestrel, megestrol acetate and norgestrienone
with the doses delivered from subdermal implants and contraceptive rings have been …

Three solid polydimethylsiloxane (Silastic®) rods containing levonorgestrel were inserted
into the subcutaneous tissue of the volar aspect of the forearm of 8 women. Serum samples …

Pharmacokinetics and Pharmacodynamics of a Combined Oral Contraceptive and a Generic
Combined Formulation Antiretroviral in Malawi - PMC Back to Top Skip to main content NIH …