Metabolic and endocrine studies in women using norethindrone acetate implant.

abstract：:A prospective randomized trial was conducted in 140 women to compare the efficacy of vaginal gemeprost with vaginal misoprostol for termination of second trimester pregnancy. Women requesting termination of second trimester pregnancy were randomized into two groups. Group A women were given 1 mg vaginal gemeprost ever...

journal_title：Contraception

authors： Wong KS,Ngai CS,Wong AY,Tang LC,Ho PC

更新日期：1998-10-01 00:00:00

abstract：:Kauradienoic acid was obtained from the hexanic extract of M. tomentosa (Cerv) leaves by chromatographic separation. This substance influenced the in vitro contractility of the rat, dog and guinea pig uterine strips. It also induced strong contractions of the guinea pig uterus in vivo when administered intravenously, ...

journal_title：Contraception

authors： Lozoya X,Enríquez RG,Bejar E,Estrada AV,Girón H,Ponce-Monter H,Gallegos AJ

更新日期：1983-03-01 00:00:00

abstract：OBJECTIVES:To compare uterine rupture rates in women having a medical abortion receiving gemeprost alone to those receiving mifepristone plus gemeprost. STUDY DESIGN:We reviewed the records of women undergoing medical abortion at 13 0/7-23 6/7 weeks from January 2007 to December 2014 at a single center in Italy. Prior...

journal_title：Contraception

authors： Morra I,Ferrara C,Sglavo G,Sansone A,Saccone G,Perriera L,Di Carlo C

更新日期：2019-03-01 00:00:00

abstract：OBJECTIVE:To describe the role of worksite characteristics, job role and abortion stigma in clinical abortion workers' occupational stress. STUDY DESIGN:We recruited nurses, medical assistants and counseling staff who provide abortion care at five hospitals and four freestanding clinics in Massachusetts. Study instrum...

journal_title：Contraception

authors： Janiak E,Freeman S,Maurer R,Berkman LF,Goldberg AB,Bartz D

更新日期：2018-12-01 00:00:00

abstract：:Effect of RISUG, a newly developed male contraceptive, on various amino acids of seminal plasma ejaculates was studied by proton magnetic resonance spectroscopy at 400 MHz. Levels of amino acids were compared with the seminal plasma of obstructive azoospermia and controls. Glutamic acid, glutamine, and arginine were f...

journal_title：Contraception

authors： Chaudhury K,Sharma U,Jagannathan NR,Guha SK

更新日期：2002-09-01 00:00:00

abstract：:The aim of this study was to develop a mouse model to investigate the effects of long-term progestin-only exposure on endometrial vascular structure. Normal cycling mice received Silastic implants containing either medroxyprogesterone acetate (MPA) or levonorgestrel (LNG) and were dissected after 1, 3 or 6 weeks. Endo...

journal_title：Contraception

authors： Girling JE,Heryanto B,Patel N,Rogers PA

更新日期：2004-10-01 00:00:00

abstract：:The efficacy of administering an antibiotic prior to IUD insertion to reduce the risk of introducing an upper genital tract infection during the procedure has not yet been established. Two double-blind randomized studies conducted in Africa comparing a 200 mg prophylactic dose of doxycycline with a placebo did not con...

journal_title：Contraception

authors： Walsh TL,Bernstein GS,Grimes DA,Frezieres R,Bernstein L,Coulson AH

更新日期：1994-10-01 00:00:00

abstract：BACKGROUND:This analysis was undertaken to compare the effect of the different dosages and formulations of spermicides containing nonoxynol-9 (N-9) on cervical cytology. STUDY DESIGN:A randomized trial was conducted at 14 sites in the United States to evaluate the effectiveness and safety of five spermicides containin...

journal_title：Contraception

authors： Halpern V,Rountree W,Raymond EG,Law M

更新日期：2008-03-01 00:00:00

abstract：:This study was undertaken to assess the effects of different tubal occlusion procedures on ovarian function. Three groups of subjects randomized to tubal occlusion by laparoscopy and Yoon ring (24 subjects), minilaparotomy and Yoon ring (19 subjects) and minilaparotomy and Pomeroy (22 subjects), and one separate contr...

journal_title：Contraception

authors： Rivera R,Gaitan JR,Ruiz R,Hurley DP,Arenas M,Flores C,Hernandez AB

更新日期：1989-08-01 00:00:00

abstract：:Testosterone (T) treatment suppresses serum gonadotropins and reduces sperm output sufficiently for contraceptive efficacy in approximately 70% of Caucasian men. In the remaining 30% of men, an increase in 5alpha-reductase activity may maintain testicular androgen activity, thus accounting for the failure of sperm sup...

journal_title：Contraception

authors： McLachlan RI,McDonald J,Rushford D,Robertson DM,Garrett C,Baker HW

更新日期：2000-08-01 00:00:00

abstract：:This study was undertaken with a view to investigate the possible mechanism(s) of antifertility action of gossypol acetate in rats and hamsters. Adult male rats were treated by gavage with 30 mg/kg/day of gossypol for 7 weeks and adult male hamsters were treated similarly with 20 mg/kg/day gossypol for 8 weeks. The tr...

journal_title：Contraception

authors： Srivastava A,Gupta G,Setty BS

更新日期：1989-03-01 00:00:00

abstract：:The aim of this prospective study was the follow-up for 2 years in symptoms, serum prolactin (PRL) levels, and radiological aspects of a group of young patients using oral contraceptives (OC) with hyperprolactinemia. A total of 16 hyperprolactinemic women (eight with idiopathic hyperprolactinemia and eight with pituit...

journal_title：Contraception

authors： Testa G,Vegetti W,Motta T,Alagna F,Bianchedi D,Carlucci C,Bianchi M,Parazzini F,Crosignani PG

更新日期：1998-08-01 00:00:00

abstract：:In pharmacological test models providing repeated daily administrations of steroid hormones, differing time courses of the drug level depending upon the pharmacokinetics can be observed often. The present study should make a contribution to the question whether the time course of the drug level can have an influence o...

journal_title：Contraception

authors： Düsterberg B,Beier S

更新日期：1984-04-01 00:00:00

abstract：:To study the effect of Stryphnodendron polliphyllum M. upon implantation, the seeds and empty pods of this plant were given to pregnant rats, on the 5th and 6th days of gestation. The animals were sacrificed on the 14th day of pregnancy and implantation and resorption indices were studied. The results show definite em...

journal_title：Contraception

authors： Guerra MO,Araujo FC,Peters VM,Andrade AT

更新日期：1979-10-01 00:00:00

abstract：BACKGROUND:Within the setting of a UK community sexual health service, the cost-effectiveness of Implanon and oral contraception provision over a 36-month period was compared. STUDY DESIGN:A case-controlled retrospective cost-effectiveness study was done on a cohort of 493 Implanon users and 493 oral contraceptive use...

journal_title：Contraception

authors： Lipetz C,Phillips CJ,Fleming CF

更新日期：2009-04-01 00:00:00

abstract：:This systematic review examined whether women who use combined hormonal contraception experience changes in risk of fracture or bone mineral density (BMD) that differ from nonusers. We identified 86 articles from PubMed and EMBASE (published 1966 to August 2005) that reported on fracture or BMD outcomes by use of comb...

journal_title：Contraception

authors： Martins SL,Curtis KM,Glasier AF

更新日期：2006-05-01 00:00:00

abstract：:Abortion was attempted in 39 women in early pregnancy (less than 56 days amenorrhea) with the progesterone antagonist RU486 alone (150 mg per day for 4 days) or in combination with a PG analogue, 16,16-dimethyl-trans-delta 2-PGE1 (Gemeprost) in the form of a 1 mg vaginal pessary. Complete abortion was also attempted i...

journal_title：Contraception

authors： Cameron IT,Michie AF,Baird DT

更新日期：1986-11-01 00:00:00

abstract：:The presence of medical conditions that might affect the use of depot-medroxyprogesterone acetate (DMPA) as a contraceptive method was assessed in a rural district in Nepal. A general health survey was conducted in nonpregnant and noncontracepting women aged 15-44 years to determine the presence of any health problems...

journal_title：Contraception

authors： Rai C,Thapa S,Day J,Bhattarai L,McMullen S,Jha R,Shrestha S,Bastola S,Rivera R

更新日期：1999-07-01 00:00:00

abstract：:The relationship of depot-medroxyprogesterone acetate (D-MPA) use to risk of cervical carcinoma in situ was investigated using data from a large multi-national, hospital-based case-control study. To avoid possible detection bias from Pap smear screening, final analyses were restricted to a subset of cases with symptom...

journal_title：Contraception

authors： Thomas DB,Ye Z,Ray RM

更新日期：1995-01-01 00:00:00

abstract：:Hsp70-2 functions as a molecular chaperone that assists other proteins in their folding, transport and assembly into complexes, and is postulated to be linked to the mechanisms that inhibit apoptosis. Here we have determined the association between Hsp70-2 gene and germ cell apoptosis induced by a high dose of testost...

journal_title：Contraception

authors： Zhou XC,Zhang ZH,Hu ZY,Zou RJ,Liu YX

更新日期：2002-11-01 00:00:00

abstract：:Increased menstrual blood loss (MBL) associated with intrauterine device (IUD) use may precipitate or aggravate iron deficiency anaemia, adversely affecting the health of women particularly those from developing countries. Studies were conducted to define the association of MBL and iron status in South American women;...

journal_title：Contraception

authors： Andrade AT,Pizarro E,Shaw ST Jr,Souza JP,Belsey EM,Rowe PJ

更新日期：1988-07-01 00:00:00

abstract：:Effect of antiestrogen ormeloxifene on progesterone-induced development of giant mitochondria in uterine glandular epithelial cells in ovariectomized adult Sprague-Dawley rats was investigated. Antiestrogen tamoxifen and antiprogestin onapristone were used for comparison. Well-formed giant mitochondria were observed i...

journal_title：Contraception

authors： Chauhan SC,Singh MM,Maitra SC,Kamboj VP

更新日期：1996-10-01 00:00:00

abstract：BACKGROUND:This study assessed the accuracy of medical information provided by crisis pregnancy centers in North Carolina. STUDY DESIGN:We performed a secondary data analysis of a "secret shopper survey" performed by a nonprofit organization. Reports from phone calls and visits to crisis pregnancy centers were analyze...

journal_title：Contraception

authors： Bryant AG,Levi EE

更新日期：2012-12-01 00:00:00

abstract：BACKGROUND:A new fertility-awareness-based Bridge was developed for postpartum women starting with their first postpartum menses and until they are eligible to use the Standard Days Method®. This article describes the development of the Bridge and theoretical efficacy. STUDY DESIGN:Analysis of a preexisting data set c...

journal_title：Contraception

authors： Sinai I,Cachan J

更新日期：2012-07-01 00:00:00

abstract：OBJECTIVES:States vary significantly in their regulation of abortion. Misinformation about abortion is pervasive and propagated by state-mandated scripts that contain abortion myths. We sought to investigate women's knowledge of abortion laws in their state. Our secondary objective was to describe women's ability to di...

journal_title：Contraception

authors： Swartz JJ,Rowe C,Morse JE,Bryant AG,Stuart GS

更新日期：2020-11-01 00:00:00

abstract：:The importance of a simple, rapid and highly sensitive test for the diagnosis of early pregnancy cannot be overemphasized. In the present times when newer delivery systems of contraceptive agents and menstrual regulation procedures are increasingly used for fertility regulation, it is inevitable that confirmation of e...

journal_title：Contraception

authors： Shahani SM,Kulkarni PP,Patel KL

更新日期：1978-11-01 00:00:00

abstract：:A randomized comparative study between Nova-T and Copper-T-200 was performed simultaneously in Denmark, Finland and Sweden. The results of 741 postmenstrual insertions with Nova-T and 780 with Copper-T are reported. The pregnancy rate of Nova-T was lower in every age and parity group. The pregnancy rate of Copper-T-20...

journal_title：Contraception

authors： Luukkainen T,Nielsen NC,Nygren KG,Pyörälä T,Allonen H

更新日期：1979-01-01 00:00:00

abstract：OBJECTIVE:The gold standard for measuring oral contraceptive (OC) pharmacokinetics is the 24-h steady-state area under the curve (AUC). We conducted this study to assess whether limited sampling at steady state or measurements following use of one or two OCs could provide an adequate proxy in epidemiological studies fo...

journal_title：Contraception

authors： Basaraba CN,Westhoff CL,Pike MC,Nandakumar R,Cremers S

更新日期：2017-04-01 00:00:00

abstract：:Research has established the principle of hormonal male contraception based on suppression of gonadotropins and spermatogenesis. All hormonal male contraceptives use testosterone, but only in East Asian men can testosterone alone suppress spermatogenesis to a level compatible with contraceptive protection. In Caucasia...

journal_title：Contraception

authors： Nieschlag E

更新日期：2010-11-01 00:00:00

abstract：BACKGROUND:Postplacental intrauterine device (IUD) insertion is a safe, convenient and effective option for postpartum contraception. Few studies involve ultrasound-guided insertion, and none involve the levonorgestrel IUD or take place in the United States. STUDY DESIGN:The study was conducted to assess the safety an...

journal_title：Contraception

authors： Hayes JL,Cwiak C,Goedken P,Zieman M

更新日期：2007-10-01 00:00:00