Results 341 to 350 of about 3,363,257 (386)
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Oral contraceptive agents

Medical Journal of Australia, 1986
PIP: The history of the development of oral contraceptives (OCs) has been a progressive reduction in dosage to what is now probably the lowest does that is compatible with the desired therapeutic effect -- to inhibit ovluation. Yet, controversy and argument continue. A table lists the OCs that are available in Australia.
openaire   +2 more sources

Newer Agents for Hormonal Contraception in the Male

Trends in Endocrinology & Metabolism, 2000
Efforts to create a hormonal contraceptive for men use testosterone to suppress the production of pituitary gonadotropins and, hence, spermatogenesis. However, conventional testosterone must be administered by frequent injection, and when given alone, is not 100% effective.
William J. Bremner, John K. Amory
openaire   +3 more sources

Psychoendocrine Study of Oral Contraceptive Agents

American Journal of Psychiatry, 1970
After briefly reviewing the literature of the psychiatric effects of oral contraceptives experimental evidence for sex hormones influencing catecholamines and the role of catecholamines in affective illness the author reported on a 2 month single-blind study of 7 women who took combined or sequential pills.
Albert R. Krall   +3 more
openaire   +3 more sources

Effect of contraceptive agents on drug metabolism

European Journal of Pharmacology, 1969
Abstract A series of steroids including progesterone, medroxyprogesterone, norethynodrel, estrone, mestranol and ethynylestradiol have been administered either acutely of chronically, alone or in combination, to rats to test for possible effects on drug metabolism.
A. Bianchetti, P.E. Prestini, A. Jori
openaire   +3 more sources

A prospective study of past use of oral contraceptive agents and risk of cardiovascular diseases.

New England Journal of Medicine, 1989
We evaluated the effects of past use of oral contraceptive agents on the risk of various cardiovascular diseases among women in the Nurses' Health Study cohort.
M. Stampfer   +4 more
semanticscholar   +1 more source

Effect of exercise and oral contraceptive agents on fibrinolytic potential in trained females.

Journal of applied physiology: respiratory, environmental and exercise physiology, 1984
It has been shown that physical exercise increases blood fibrinolytic potential, primarily by inducing a release of extrinsic plasminogen activator from the vessel wall. Synthetic estrogens have also been reported to influence fibrinolytic activity.
I. Huisveld   +5 more
semanticscholar   +1 more source

Ulipristal acetate as an emergency contraceptive agent

Expert Opinion on Pharmacotherapy, 2012
Emergency contraceptive agents play a crucial role in preventing unplanned pregnancy. These agents and devices have been studied since the 1960s and have had varied results in terms of side effects and efficacy. A new oral tablet for emergency contraception (EC), ulipristal acetate (UPA) , is a selective progesterone receptor modulator and can be used ...
Michael A. Thomas, Alan M. Martinez
openaire   +3 more sources

A Prospective Study of Past Use of Oral Contraceptive Agents and Risk of Cardiovascular Diseases

, 1988
We evaluated the effects of past use of oral contraceptive agents on the risk of various cardiovascular diseases among women in the Nurses' Health Study cohort.
M. Stampfer   +4 more
semanticscholar   +1 more source

EFFICACY OF THE SUPPOSITORY AND OF JELLY ALONE AS CONTRACEPTIVE AGENTS

Obstetrical & Gynecological Survey, 1949
One of the greatest obstacles to the prescription of contraceptives by physicians has been the belief that the diaphragm with a spermicidal jelly or cream is the only reliable method which the patient herself can employ. With this in mind, the physician recalls also the time-consuming features of fitting a diaphragm and instructing the patient in its ...
Robert E. Seibels, N. J. Eastman
openaire   +4 more sources

Endogenous Antispermatogenic Agents: Prospects for Male Contraception

Annual Review of Pharmacology and Toxicology, 1978
A review of endogenous antispermatogenic agents as prospects for male contraception is reported. It is demonstrated that endogenous compounds exert regulatory influences at 4 major levels in the male: 1) between germ cells; 2) between Sertoli and germ cells; 3) between Leydig cells and seminiferous tubules; and 4) between the central nervous system
B Robaire, L L Ewing
openaire   +3 more sources

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