Results 41 to 50 of about 408,639 (386)

Comparative analysis of human sperm glycocalyx from different freezability ejaculates by lectin microarray and identification of ABA as sperm freezability biomarker

open access: yesClinical Proteomics, 2018
Background Semen cryopreservation has been widely applied in assisted reproductive technologies and sperm bank, but it causes considerable impairments on sperm quality.
Ai-jie Xin   +11 more
doaj   +1 more source

Biomarkers and biometric measures of adherence to use of ARV‐based vaginal rings

open access: yesJournal of the International AIDS Society, 2016
Introduction Poor adherence to product use has been observed in recent trials of antiretroviral (ARV)‐based oral and vaginal gel HIV prevention products, resulting in an inability to determine product efficacy.
Randy M Stalter   +5 more
doaj   +1 more source

Contraception and infertility. [PDF]

open access: yesBMJ, 1972
A case history is presented of a 22-year-old woman who remained infertile following 3 years of oral contraceptive treatment. The woman had had tuberculous meningitis at the age of 6 but was otherwise normal. Normal ovulation and the fertility of her husband was confirmed and hospital examination was then recommended.
M Brudenell, K L Oldershaw
openaire   +5 more sources

Advances in contraception: vaginal contraceptive rings

open access: yesTherapeutic Advances in Reproductive Health, 2023
The vaginal contraceptive ring is very effective and user dependent. In this article, we will discuss the different types of vaginal contraceptive rings, namely, the etonogestrel/ethinyl estradiol (ENG/EE) ring (NuvaRing, Merck, Rahway, NJ, USA) and the segesterone acetate (SA)/EE (Annovera, Mayne Pharma, Raleigh, NC, USA) ring.
Sara Al-Haddad   +2 more
openaire   +3 more sources

Womens Limited Choice and Availability of Modern Contraception at Retail Outlets and Public-Sector Facilities in Luanda, Angola, 2012-2015. [PDF]

open access: yes, 2017
In Angola, many women want to use family planning but lack access to affordable and preferred methods. This article assesses the link between womens choice and availability of contraceptive methods in Luanda, Angola, drawing on data from 3 surveys: a ...
Bell, Suzanne   +7 more
core   +3 more sources

Women empowerment as an enabling factor of contraceptive use in sub-Saharan Africa: a multilevel analysis of cross-sectional surveys of 32 countries

open access: yesReproductive Health, 2018
BackgroundWomen’s empowerment has a direct impact on maternal and child health care service utilization. Large scope measurement of contraceptive use in several dimensions is paramount, considering the nature of empowerment processes as it relates to ...
S. Yaya   +3 more
semanticscholar   +1 more source

Exploring factors constraining utilization of contraceptive services among adolescents in Southeast Nigeria: an application of the socio-ecological model

open access: yesBMC Public Health, 2020
High rate of teenage pregnancy in Nigeria is potentially an indication of poor access to and utilization of contraceptives among this age group. This paper presents findings from in-depth exploration of perceived barriers to utilization of contraceptive ...
U. Ezenwaka   +6 more
semanticscholar   +1 more source

Formulation and in-vitro evaluation of Propranolol Hcl mucoadhesive vaginal beads for contraceptive purposes. [PDF]

open access: yesZagazig Journal of Pharmaceutical Sciences, 2023
Purpose: Based on the clinical findings on the efficacy of propranolol Hcl as a potent spermicide, the present study was designed to develop new sustained-release intravaginal propranolol-HCl-loaded alginate beads for contraceptive purposes.
Eman Gomaa, Mennatullah M. Faisal
doaj   +1 more source

Triphasic versus monophasic oral contraceptives for contraception [PDF]

open access: yesCochrane Database of Systematic Reviews, 2001
Side effects caused by oral contraceptives discourage compliance with, and continuation of, oral contraceptives. Three approaches have been used to decrease these adverse effects: reduction of steroid dose, development of new steroids, and new formulas and schedules of administration.
Vliet, H.A.A.M. van   +4 more
openaire   +12 more sources

Women’s Empowerment and Contraceptive Method Use in Egypt [PDF]

open access: yes, 2017
Egypt’s fertility rate reached a 25-year high of 3.5 births per woman in 2014.It is assumed that women’s empowerment plays an important role in women’s choice of a specific contraceptive method.
Samari, Goleen
core   +1 more source

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