Ortho Micronor Related Published Studies
Well-designed clinical trials related to Ortho Micronor (Norethindrone)
Does hormone therapy improve age-related skin changes in postmenopausal women? A randomized, double-blind, double-dummy, placebo-controlled multicenter study assessing the effects of norethindrone acetate and ethinyl estradiol in the improvement of mild to moderate age-related skin changes in postmenopausal women. [2008.09]
Combined continuous ethinyl estradiol/norethindrone acetate does not improve forearm blood flow in postmenopausal women at risk for cardiovascular events: a pilot study. [2007.09]
Impact of combined estradiol and norethindrone therapy on visuospatial working memory assessed by functional magnetic resonance imaging. [2006.11]
Effects of low-dose norethindrone acetate plus ethinyl estradiol (0.5 mg/2.5 microg) in women with postmenopausal symptoms: updated analysis of three randomized, controlled trials. [2006.06]
Oral hormone therapy with 17beta-estradiol and 17beta-estradiol in combination with norethindrone acetate in the prevention of bone loss in early postmenopausal women: dose-dependent effects. [2005.11]
Treatment of symptomatic rectovaginal endometriosis with an estrogen-progestogen combination versus low-dose norethindrone acetate. [2005.11]
Cycle control, tolerability, and satisfaction among women switching from 30-35 microg ethinyl estradiol-containing oral contraceptives to the triphasic norgestimate/25 microg ethinyl estradiol-containing oral contraceptive Ortho Tri-Cyclen LO. [2003.07]
Effect of topiramate or carbamazepine on the pharmacokinetics of an oral contraceptive containing norethindrone and ethinyl estradiol in healthy obese and nonobese female subjects. [2003.04]
A randomized, double-blind, placebo-controlled, multicenter study that assessed the endometrial effects of norethindrone acetate plus ethinyl estradiol versus ethinyl estradiol alone. [2003.02]
Reduced vaginal bleeding in postmenopausal women who receive combined norethindrone acetate and low-dose ethinyl estradiol therapy versus combined conjugated equine estrogens and medroxyprogesterone acetate therapy. [2003.01]
The effect of food on the bioavailability of norethindrone and ethinyl estradiol from norethindrone acetate/ethinyl estradiol tablets intended for continuous hormone replacement therapy. [2003.01]
Effects of oral continuous and transdermal cyclic 17-beta estradiol and norethindrone acetate replacement therapy on platelet aggregation in postmenopausal women. [2002.08]
Randomized, double-masked, 2-year comparison of tibolone with 17beta-estradiol and norethindrone acetate in preventing postmenopausal bone loss. [2002.03]
Unscheduled bleeding during initiation of continuous combined hormone replacement therapy: a direct comparison of two combinations of norethindrone acetate and ethinyl estradiol to medroxyprogesterone acetate and conjugated equine estrogens. [2001.09]
Comparison of a novel norgestimate/ethinyl estradiol oral contraceptive (Ortho Tri-Cyclen Lo) with the oral contraceptive Loestrin Fe 1/20. [2001.06]
Bleeding patterns in postmenopausal women using continuous combination hormone replacement therapy with conjugated estrogen and medroxyprogesterone acetate or with 17beta-estradiol and norethindrone acetate. [2001.05]
Differential effects on the androgen status of postmenopausal women treated with tibolone and continuous combined estradiol and norethindrone acetate replacement therapy. [2001.03]
The effect of varying low-dose combinations of norethindrone acetate and ethinyl estradiol (femhrt) on the frequency and intensity of vasomotor symptoms. [2000.11]
Norethindrone acetate and estradiol-induced endometrial hyperplasia. [2000.09]
Vaginal bleeding in postmenopausal women taking low-dose norethindrone acetate and ethinyl estradiol combinations. The FemHRT Study Investigators. [2000.09]
[The efficacy and safety of domestic luteinizing hormone-releasing hormone analogue and low-dose norethindrone "add-back" therapy in the treatment of endometriosis] [2000.08]
Effects of oral and transdermal 17beta-estradiol with cyclical oral norethindrone acetate on insulin sensitivity, secretion, and elimination in postmenopausal women. [2000.06]
Efficacy, cycle control, and safety of two triphasic oral contraceptives: Cyclessa (desogestrel/ethinyl estradiol) and ortho-Novum 7/7/7 (norethindrone/ethinyl estradiol): a randomized clinical trial. [2000.05]
Inhibition of gonadotropin surge by a brief mid-cycle regimen of ethinyl estradiol and norethindrone: possible role in in vitro fertilization. [2000.02]
Efficacy of continuous sequential transdermal estradiol and norethindrone acetate in relieving vasomotor symptoms associated with menopause. [2000.01]
A multicenter randomized comparison of cycle control and laboratory findings with oral contraceptive agents containing 100 microg levonorgestrel with 20 microg ethinyl estradiol or triphasic norethindrone with ethinyl estradiol. [1999.11]
A randomized comparison of continuous combined transdermal delivery of estradiol-norethindrone acetate and estradiol alone for menopause. CombiPatch Study Group. [1999.10]
Uterine bleeding in postmenopausal women on continuous therapy with estradiol and norethindrone acetate. Endometrium Study Group. [1999.09]
A comparison of cycle control with monophasic levonorgestrel/ethinylestradiol 100 micrograms/20 micrograms versus triphasic norethindrone/ethinylestradiol 500-750-1000 micrograms/35 micrograms: a multicenter, randomized, open-label study. [1999.06]
A comparative study of two contraceptive vaginal rings releasing norethindrone acetate and differing doses of ethinyl estradiol. [1999.05]
Clinical comparison of triphasic norgestimate/35 micrograms ethinyl estradiol and monophasic norethindrone acetate/20 micrograms ethinyl estradiol. Cycle control, lipid effects, and user satisfaction. [1999.03]
Cycle control with oral contraceptives containing 20 micrograms of ethinyl estradiol. A multicenter, randomized comparison of levonorgestrel/ethinyl estradiol (100 micrograms/20 micrograms) and norethindrone/ethinyl estradiol (1000 micrograms/20 micrograms). [1999.03]
Effects of rifabutin and rifampicin on the pharmacokinetics of ethinylestradiol and norethindrone. [1998.11]
Contraceptive efficacy of norethindrone encapsulated in injectable biodegradable poly-dl-lactide-co-glycolide microspheres (NET-90): phase III clinical study. [1997.03]
Biodegradable norethindrone (NET:cholesterol) contraceptive implants: phase II-A: a clinical study in women. [1997.01]
A combination of norethindrone acetate and leuprolide acetate blocks the gonadotrophin-releasing hormone agonistic response and minimizes cyst formation during ovarian stimulation. [1996.05]
The effect of monophasic combinations of ethinyl estradiol and norethindrone on gonadotropins, androgens and sex hormone binding globulin: a randomized trial. [1995.08]
Prolonged gonadotropin-releasing hormone agonist treatment of symptomatic endometriosis: the role of cyclic sodium etidronate and low-dose norethindrone "add-back" therapy. [1995.04]
Continuous combined and sequential estradiol and norethindrone acetate treatment of postmenopausal women: effect of plasma lipoproteins in a two-year placebo-controlled trial. [1994.07]
Multicenter randomized comparative trial of two low-dose triphasic combined oral contraceptives containing desogestrel or norethindrone. [1994.05]
A comparative study of danazol, a regimen of decreasing doses of danazol, and norethindrone in the treatment of objectively proven unexplained menorrhagia. [1993.11]
Comparison of two triphasic oral contraceptives containing either gestodene or norethindrone: a randomized, controlled trial. [1993.10]
Effects of sodium etidronate in combination with low-dose norethindrone in patients administered a long-acting GnRH agonist: a preliminary report. [1993.04]
A randomized comparative open study of the effects of two oral contraceptives, Triphasil and Ortho 7/7/7, on lipid metabolism. [1993.02]
A clinical comparison of two triphasic oral contraceptives with levonorgestrel or norethindrone: a prospective, randomized, single-blind study. [1993.01]
Cardiovascular risk factors during estrogen-norethindrone and cholecalciferol treatment. [1992.11]
Reduction of vasomotor symptoms and bone mineral density loss with combined norethindrone and long-acting gonadotropin-releasing hormone agonist therapy of symptomatic endometriosis: a prospective randomized trial. [1992.08]
Two-year carbohydrate metabolism studies in women using a norethindrone or levonorgestrel triphasic oral contraceptive. [1990.09]
The optimal dose of oral norethindrone acetate for addition to transdermal estradiol: a multicenter study. [1990.03]
A study of combined continuous ethinyl estradiol and norethindrone acetate for postmenopausal hormone replacement. [1990.02]
Bioequivalence of two oral contraceptive drugs containing norethindrone and ethinyl estradiol. [1989.11]
Pharmacokinetics of three bioequivalent norethindrone/mestranol-50 micrograms and three norethindrone/ethinyl estradiol-35 micrograms OC formulations: are "low-dose" pills really lower? [1989.09]
A comparative evaluation of the safety and contraceptive effectiveness of 65 mg and 100 mg of 90-day norethindrone (NET) injectable microspheres: a multicenter study. [1989.05]
A randomized, single blind comparative trial of norethindrone enanthate and depo-medroxyprogesterone acetate in Bangladesh. [1980.03]
Well-designed clinical trials possibly related to Ortho Micronor (Norethindrone)
A randomized double-blind trial of the effects of hormone therapy on delayed verbal recall in older women. [2009.08]
Scheduled and unscheduled bleeding patterns with two combined hormonal contraceptives: application of new recommendations for standardization. [2009.08]
The effect of etoricoxib on the pharmacokinetics of oral contraceptives in healthy participants. [2009.07]
The decrease of soluble RAGE levels in rheumatoid arthritis patients following hormone replacement therapy is associated with increased bone mineral density and diminished bone/cartilage turnover: a randomized controlled trial. [2009.07]
Endometrium protection and acceptability of nasally administered continuously combined hormone therapy: a multicentre, multinational, double-blind trial in post-menopausal women evaluating three regimens of 17beta-estradiol and norethisterone when compared with an orally administered 17beta-estradiol norethisterone regimen. [2009.07]
Angeliq versus Activelle in normotensive postmenopausal women: a prospective, randomized pilot study. [2009.07]
Enhanced neuroactivation during verbal memory processing in postmenopausal women receiving short-term hormone therapy. [2009.07]
Association between efficacy and body weight or body mass index for two low-dose oral contraceptives. [2009.06]
A Canadian, multicentre study comparing the efficacy of a levonorgestrel-releasing intrauterine system to an oral contraceptive in women with idiopathic menorrhagia. [2009.04]
Improved bleeding profile and tolerability of tibolone versus transdermal E2/NETA treatment in postmenopausal women with female sexual dysfunction. [2009.04]
The effects of continuous combined oral estradiol and norethisterone on pulsatility index in internal carotid and uterine arteries in early postmenopausal Taiwanese women---a preliminary study. [2009.03]
Low-dose oral contraceptive pill for dysmenorrhea associated with endometriosis: a placebo-controlled, double-blind, randomized trial. [2008.11]
Estrogen and comprehension of metaphoric speech in women suffering from schizophrenia: results of a double-blind, placebo-controlled trial. [2008.11]
Effects of the route of estrogen administration on insulinlike growth factor-I, IGF binding protein-3, and insulin resistance in healthy postmenopausal women: results from a randomized, controlled study. [2008.11]
The effects of estrogen therapy and estrogen combined with different androgenic progestins on carbohydrate and lipid metabolism in overweight-obese younger postmenopausal women. [2008.06]
Differential impact of conventional and low-dose oral hormone therapy, tibolone and raloxifene on mammographic breast density, assessed by an automated quantitative method. [2008.05]
Testosterone and gonadotropins but not estrogen associated with spatial ability in women suffering from schizophrenia: a double-blind, placebo-controlled study. [2008.05]
Increased risk of recurrence after hormone replacement therapy in breast cancer survivors. [2008.04.02]
Effects of estradiol and norethisterone on lipids, insulin resistance and carotid flow. [2008.03.20]
Tibolone and transdermal E2/NETA for the treatment of female sexual dysfunction in naturally menopausal women: results of a randomized active-controlled trial. [2008.03]
Hemostatic markers in healthy postmenopausal women during intranasal and oral hormone therapy: a randomized trial. [2008.03]
Effects of continuous versus cyclical oral contraception: a randomized controlled trial. [2008.02]
Ultra-low-dose continuous combined estradiol and norethisterone acetate: improved bleeding profile in postmenopausal women. [2008.02]
Circulating leptin and ghrelin are differentially influenced by estrogen/progestin therapy and raloxifene. [2008.01.20]
A comparison of hormone therapies on the urinary excretion of prostacyclin and thromboxane A2. [2008]
Effects of Continuous versus Cyclic Oral Contraception: A Randomized Controlled Trial. [2007.12.04]
Tibolone and low-dose continuous combined hormone treatment: vaginal bleeding pattern, efficacy and tolerability. [2007.12]
Effects of intranasal versus oral hormone therapy on asymmetric dimethylarginine in healthy postmenopausal women: a randomized study. [2007.11]
Effects of estrogen and estrogen-progestogen therapy on homocysteine levels and their correlation with carotid vascular resistance. [2007.11]
Low-dose continuous combinations of hormone therapy and biochemical surrogate markers for vascular tone and inflammation: transdermal versus oral application. [2007.11]
Effects on serum lipid and leptin levels of three different doses of norethisterone continuously combined with a fixed dose of 17beta-estradiol for nasal administration in postmenopausal women: a controlled, double-blind study. [2007.08]
Circulating chemoattractants RANTES, negatively related to endogenous androgens, and MCP-1 are differentially suppressed by hormone therapy and raloxifene. [2007.07]
Comparison of the effects of raloxifene and low-dose hormone replacement therapy on bone mineral density and bone turnover in the treatment of postmenopausal osteoporosis. [2007.07]
One-year endometrial safety evaluation of a continuous combined transdermal matrix patch delivering low-dose estradiol-norethisterone acetate in postmenopausal women. [2007.06.20]
Effects of standard and low dose 17beta-estradiol plus norethisterone acetate on body composition and leptin in postmenopausal women at risk of body mass index and waist girth related cardiovascular and metabolic disease. [2007.06]
Neutral effect of ultra-low-dose continuous combined estradiol and norethisterone acetate on mammographic breast density. [2007.06]
Differential impact of conventional and low-dose oral hormone therapy (HT), tibolone and raloxifene on functionality of the activated protein C system. [2007.06]
Testosterone addition during menopausal hormone therapy: effects on mammographic breast density. [2007.04]
Ultra-low-dose estradiol and norethisterone acetate: effective menopausal symptom relief. [2007.04]
Haemostatic activation in post-menopausal women taking low-dose hormone therapy: Less effect with transdermal administration? [2007.04]
Efficacy of citalopram on climacteric symptoms. [2007.03]
Testosterone inhibits estrogen/progestogen-induced breast cell proliferation in postmenopausal women. [2007.03]
A comparison of the effects of sequential transdermal versus continuous orally administered hormone replacement therapies on plasma total homocysteine levels in postmenopausal women: a randomized, placebo-controlled study. [2007.02]
Effects of postmenopausal hormone replacement therapy on body fat composition. [2007.02]
Prospective study of hormonal contraception and women's risk of HIV infection in South Africa. [2007.02]
Early postmenopausal hormone therapy improves postural balance. [2007.01]
Effects of oral contraceptive, synthetic progestogen or natural estrogen pre-treatments on the hormonal profile and the antral follicle cohort before GnRH antagonist protocol. [2007.01]
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