Results 21 to 30 of about 2,270 (113)

Effect of Cladribine Tablets on the Pharmacokinetics of a Combined Oral Contraceptive in Pre‐Menopausal Women With Relapsing Multiple Sclerosis

open access: yesClinical and Translational Science, Volume 18, Issue 4, April 2025.
ABSTRACT This study assessed the effect of cladribine tablets (CladT) on the pharmacokinetics (PK) of a combined oral contraceptive (COC) in pre‐menopausal women with relapsing multiple sclerosis. It was a randomized, double‐blind, two‐period, two‐sequence crossover study to assess steady‐state plasma PK (area under the concentration–time curve and ...
Robert Hermann   +10 more
wiley   +1 more source

Prevention of mammary carcinogenesis by short-term estrogen and progestin treatments [PDF]

open access: yes, 2003
INTRODUCTION: Women who have undergone a full-term pregnancy before the age of 20 have one-half the risk of developing breast cancer compared with women who have never gone through a full-term pregnancy.
Guzman, Raphael C   +5 more
core   +2 more sources

The Biological Activity of Estrogen-Free Norethindrone

open access: yesExperimental Biology and Medicine, 1965
Estrogen-free norethindrone (17alpha-ethynyl-17beta-hydroxyestr-4-en-3one) was synthesized and its estrogenic and antiestrogenic activity and fertility and spermatogenetic activity were studied. Norethindrone was found to be .3% as active as estrone by gavage and by subcutaneous injection by a mouse uterotrophic assay.
Fred A. Kincl, Ralph I. Dorfman
openaire   +3 more sources

Transfer of the Oral Gonadotropin‐Releasing Hormone Receptor Antagonist Relugolix Into Breast Milk of Healthy Lactating Women

open access: yesPharmacology Research &Perspectives, Volume 13, Issue 1, February 2025.
Relugolix concentration/time profiles in breast milk of lactating women. ABSTRACT Relugolix is an oral gonadotropin‐releasing hormone receptor antagonist that suppresses sex steroid hormones and is approved as monotherapy for prostate cancer and as a fixed‐dose combination with estradiol/norethindrone for the treatment of endometriosis and uterine ...
Darin B. Brimhall   +4 more
wiley   +1 more source

Standard Protocols for Characterising Primary and In Vitro‐Generated Human Hepatocytes

open access: yesJournal of Cellular and Molecular Medicine, Volume 29, Issue 3, February 2025.
ABSTRACT Hepatocyte‐like cells (HLCs) derived from pluripotent stem cells (PSCs) or direct reprogramming are an unlimited source of human hepatocytes for biomedical applications. HLCs are used to model human diseases, develop precise drugs and establish groundbreaking regenerative cell‐based therapies.
Zahra Heydari   +11 more
wiley   +1 more source

Development of breakthrough bleeding model of combined‐oral contraceptives utilizing model‐based meta‐analysis

open access: yesCPT: Pharmacometrics &Systems Pharmacology, Volume 13, Issue 11, Page 2016-2025, November 2024.
Abstract Breakthrough bleeding (BTB) is a common side effect of hormonal contraception and is thought to impact adherence to combined oral contraceptives (COCs) but respective dose–response relationships are not yet fully understood. Therefore, the objective of this model‐based meta‐analysis (MBMA) was to establish dose–response for COCs containing ...
Huili Chen   +9 more
wiley   +1 more source

The use of molecular descriptors to model pharmaceutical uptake by a fish primary gill cell culture epithelium [PDF]

open access: yes, 2018
Modelling approaches, such as Quantitative Structure-Activity Relationships (QSARs) use molecular descriptors to predict the bioavailable properties of a compound in biota.
Bury, Nic R.   +4 more
core   +4 more sources

Drug–drug interactions between gender‐affirming hormone therapy and antiretrovirals for treatment/prevention of HIV

open access: yesBritish Journal of Clinical Pharmacology, Volume 90, Issue 10, Page 2366-2382, October 2024.
Transgender persons face a greater burden of HIV compared to cisgender counterparts. Concerns around drug–drug interactions (DDIs) have been cited as reasons for lower engagement in HIV care and lower pre‐exposure prophylaxis (PrEP) uptake among transgender populations.
Tessa Senneker
wiley   +1 more source

New approaches for estimating risk from exposure to diethylstilbestrol. [PDF]

open access: yes, 1999
A subgroup from a National Institute of Environmental Health Sciences, workshop concerned with characterizing the effects of endocrine disruptors on human health at environmental exposure levels considered the question, If diethylstilbestrol (DES) were ...
Cunha, GR   +7 more
core   +2 more sources

Effect of 7 -Methylation on Biological Activities of Norethindrone

open access: yesExperimental Biology and Medicine, 1964
SummaryA very substantial increase of oral gonadotropin inhibiting (34 X), pregnancy inhibiting (10 X) and uterotropic (24 X) potencies was observed for 7α-meth-y1-17 α-ethynyl-19-nortestosterone (U-13851) compared to 17-ethynyl-19-nortestosterone (norethindrone) even though progestational potency was not enhanced.
Gordon W. Duncan   +2 more
openaire   +3 more sources

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