Zobrazeno 1 - 10
of 43
pro vyhledávání: '"Margarita Pavez"'
Autor:
Margarita Pavez, Francisco J. Alvarez, Claire Grozinger, Pekka Lähteenmäki, Vivian Brache, Irving Sivin, Soledad Diaz, Harold A. Nash, Sirpa Ranta, Daniel R. Mishell, Janet Stern, M. Lacarra
Publikováno v:
Contraception. 56:317-321
Forty-two healthy women volunteered to have blood samples drawn at 2, 4, 8, 24, 48, and 168 h (7 days) following placement of levonorgestrel-releasing rod (LNG rod) or of Norplant capsule implants to permit measurement of drug concentrations. Three c
Autor:
Orawan Kiriwat, Manee Piya Anant, Pentti Holma, O. A. C. Viegas, Soledad Diaz, Janet Stern, Suporn Koetsawang, Margarita Pavez, Irving Sivin, Italo Campodonico, Kamal el din Abdalla, Livia Wan
Publikováno v:
Contraception. 55:73-80
In a randomized three-year clinical trial at seven clinics, the performance of levonorgestrel rod (LNG ROD) implants used by 600 women was compared with that of soft tubing NORPLANT implants used by 598 women. No pregnancies occurred in either group
Autor:
Pekka Lähteenmäki, Alfred J. Moo-Young, Soledad Diaz, A. Brandeis, Ana Zepeda, Margarita Pavez, H.B. Croxatto, V. Schiappacasse
Publikováno v:
Contraception. 51:33-38
The clinical performance and the in vivo release rate of a single 4-cm Nestorone subdermal implant were investigated. Implants manufactured by two different procedures were compared. Volunteers were 70 healthy women of proven fertility. Forty women p
Autor:
Sven-Eric Olsson, Janet Stern, Vivian Brache, Irving Sivin, Viveca Odlind, Maria Lacarra, Philip D. Darney, Margarita Pavez, Pentti Holma, Terence McCarthy, Daniel R. Mishell, Cynthia Klaisle, Soledad Diaz, Francisco J. Alvarez
Publikováno v:
American Journal of Obstetrics and Gynecology. 166:1208-1213
The objectives were to measure rates of planned pregnancy and factors affecting these rates after use of very-long-acting contraceptive methods (Norplant or Norplant II implants, a levonorgestrel-releasing intrauterine contraceptive device, or the co
Publikováno v:
Contraception. 44:393-408
The study was done to assess the clinical performance and in vivo steroid release rate of 3-keto-desogestrel subdermal implants designed to deliver 5 different doses of the progestin. Volunteers were healthy women of proven fertility who provided blo
Publikováno v:
Contraception. 42:97-109
The effectiveness of three drugs in controlling prolonged bleeding in the first year of NORPLANT implants use was tested. The drugs were levonorgestrel (L-Ng, 0.03 mg twice a day for 20 days), ethinylestradiol (EE, 0.05 mg per day for 20 days) and ib
Autor:
Vivian Brache, Anibal Faundes, Margarita Pavez, H.B. Croxatto, Francisco J. Alvarez, Ana Maria Salvatierra, Leila Cochon, Rebecca Massai, M. L. Forcelledo
Publikováno v:
Contraception. 73(1)
The Nestorone/ethinylestradiol (NES/EE) vaginal ring is being developed as a regular contraceptive method by the Population Council. This ring is designed to release NES 150 microg/day and EE 15 microg/day during 1 year. Here, we report a Phase I cli
Autor:
Margarita Pavez, Catherine d'Arcangues, Marı́a Rebeca Massai, Horacio B. Croxatto, B Fuentealba
Publikováno v:
Contraception. 70(1)
A double-blind, placebo-controlled, randomized trial, was carried out in 120 Norplant users to evaluate the effect of mifepristone, 100 mg/day administered for 2 consecutive days every 30 days, on the vaginal bleeding pattern. Treatment was given fro
Autor:
Orawan Kiriwat, Daniel R. Mishell, Janet Schechter, Arijit Biswas, Livia Wan, Vivian Brache, Philip D. Darney, Margarita Pavez, Cynthia Klaisle, Manee Piya Anant, Sirpa Ranta, Irving Sivin, Soledad Diaz, Francisco J. Alvarez
Publikováno v:
Contraception. 64(1)
Serum levonorgestrel concentrations were assayed in a multicenter, 7-year study of 199 users of Jadelle rod implants. We examined drug levels, patterns of changes, factors affecting drug levels, and concentrations at which pregnancies occurred. Mean
Autor:
Living Sivin, Soledad Diaz, Janet Stern, Francisco J. Alvarez, Margarita Pavez, Juan Diaz, Vivian Brache
Publikováno v:
Contraception. 47(1)
Performance of the Slimline and Standard models of the Gyne T 380 were measured through four years in a comparative study initially involving 996 women, seventy percent of whom were randomized to the Slimline device. Cumulative pregnancy rates of Sli