K
K. Fotherby
Researcher at Alexandria University
Publications - 6
Citations - 157
K. Fotherby is an academic researcher from Alexandria University. The author has contributed to research in topics: Medroxyprogesterone acetate & Norethisterone. The author has an hindex of 6, co-authored 6 publications receiving 156 citations.
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Journal ArticleDOI
Pharmacokinetics of ethynyloestradiol in women from different populations
K. Fotherby,J. Akpoviroro,H.A. Abdel-Rahman,H.K. Toppozada,J.C. de Souza,Elsimar Metzker Coutinho,Suporn Koetsawang,P. Nukulkarn,U.K. Sheth,M.K. Napa,S. Gopalan,E.R. Plunkett,Paul F. Brenner,M.V. Hickey,E.S. Grech,R. Lichtenberg,C. Gual,Ramiro Molina,Carlos Gomez-Rogers,E. Kwon,S.W. Kim,T. Chan,S. S. Ratnam,Britt-Marie Landgren,Rodney P. Shearman,Joseph W. Goldzieher,Tazewell S. Dozier +26 more
TL;DR: Bioavailability as measured by the area under the serum ethynyloestradiol concentration-time curve showed more than a ten-fold variation and intra-centre differences in the various parameters measured were as large as the inter-centres differences.
Journal ArticleDOI
Blood levels of medroxyprogesterone acetate after multiple injections of DepoProvera or CycloProvera.
TL;DR: In women who had received 31 to 45 injections of CycloProvera, plasma levels of MPA 28 days after injection were significantly higher than those of women whoHad received a single injection of DepoPrevera and those whohad received eight injections at 90-day intervals.
Journal ArticleDOI
Transfer of contraceptive steroids in milk of women using long-acting gestagens.
TL;DR: Levels of norethisterone and medroxyprogesterone acetate were measured in serum and milk of women receiving the injectable contraceptive formulations Norigest and DepoProvera, respectively, throughout complete injection intervals.
Journal ArticleDOI
Rate of metabolism of norethisterone in women from different populations
K. Fotherby,K. Shrimanker,H.A. Abdel-Rahman,H.K. Toppozada,J.C. de Souza,Elsimar Metzker Coutinho,Suporn Koetsawang,P. Nukulkarn,U.K. Sheth,M.K. Mapa,S. Gopalan,E.R. Plunkett,Paul F. Brenner,M.V. Hickey,E.S. Grech,R. Lichtenberg,C. Gual,Ramiro Molina,Carlos Gomez-Rogers,E. Kwon,S.W. Kim,T. Chan,S. S. Ratnam,Britt-Marie Landgren,Rodney P. Shearman +24 more
TL;DR: Variations in metabolism of orally administered norethisterone appeared not to be due to variations in body size, and was of the same order as the intra-centre differences.
Journal ArticleDOI
Effect of injectable contraceptives Depo-Provera and norethisterone oenanthate on pituitary gonadotropin response to luteinizing hormone-releasing hormone.
TL;DR: The pituitary response to luteinizing hormone-releasing hormone (LHRH) was tested in women before and approximately 2, 8, and 12 weeks after the injection of either Depo-Provera or norethisterone oenanthate.