Clinical trials: Oral Contraceptive
Contraception, Female Contraception
Relative Risks for Non-fatal Venous Thromboembolism, Ischemic Stroke and Myocardial Infarction in Users of ORTHO EVRA(Norelgestromin and Ethinyl Estradiol Contraceptive Patch) Compared to Levonorgestrel-containing Oral Contraceptives.
This study uses the PharMetrics and MarketScan US health care insurance claims database to estimate relative risks for non-fatal venous thromboembolism (including cerebral venous sinus thrombosis), ischemic stroke, and acute…
- Conditions
- Contraception, Female Contraception, Fertility Control
- Trial name
- NCT00511784
- Volunteers
- 440 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Follicle Development, Ovarian Follicle
A Study to Evaluate Ovarian Follicular Activity and Hormone Levels for DR-102 Compared to Two 28-Day Oral Contraceptives
This study is being conducted to evaluate the impact of a 28-day oral contraceptive compared to two 28-day oral contraceptive regimens containing different synthetic progestins on ovarian follicular activity and hormone levels in…
- Conditions
- Follicle Development, Ovarian Follicle, Follicle Count, Follicle Size
- Trial name
- NCT01291004
- Testing
- Desogestrel/ethinyl estradiol and ethinyl estradiol, 28-day drospirenone oral contraceptive, 28-day levonorgestrel oral contraceptive
- Where
- 2 sites in United States
- Volunteers
- 206 people, healthy volunteers welcome
- Sponsor
- Teva Branded Pharmaceutical Products R&D, Inc.
Healthy Participants
A Study to Evaluate the Drug Interaction Between Povorcitinib and the Oral Contraceptive Levonorgestrel/Ethinyl Estradiol in Healthy Adult Females
The purpose of this study is to evaluate the drug interaction between povorcitinib and the oral contraceptive levonorgestrel/ethinyl estradiol in healthy adult females.
- Trial name
- NCT06380205
- Testing
- Povorcitinib, Levonorgestrel/Ethinyl estradiol
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Incyte Corporation
Contraception
Efficacy and Safety Study of an Oral Contraceptive in Healthy Females
The purpose of this study is to determine whether the study drug is safe and effective in the prevention of pregnancies in a large group of volunteers.
- Trial name
- NCT00206583
- Testing
- EV/DNG (Qlaira, BAY86-5027, SH T00658ID)
- Where
- 29 sites in United States, Canada
- Volunteers
- 499 people, healthy volunteers welcome
- Sponsor
- Bayer
Contraception
A Study of Efficacy and Safety With the Transdermal Contraceptive System Versus Mercilon.
The purpose of the study was to compare the contraceptive efficacy and safety of the transdermal patch to Mercilon.
- Trial name
- NCT00236782
- Testing
- norelgestromin + ethinyl estradiol; mercilon
- Volunteers
- 1,517 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Contraception
INAS-FOCUS (International Active Surveillance Study - Folate in Oral Contraceptives Utilization Study)
The study compares the risks of short- and long-term use of contraceptives containing drospirenone (DRSP) or dienogest (DNG)/ethinylestradiol (EE) plus levomefolate calcium (metafolin) with the risks of short- and long-term use…
- Trial name
- NCT01266408
- Where
- Germany
- Volunteers
- 82,921 people, healthy volunteers welcome
- Sponsor
- Center for Epidemiology and Health Research, Germany
Obesity
A Study to Evaluate the Effect of the Experimental GLP-1 Drug PF-07081532 on Blood Levels of Common Birth Control Pills, and Drugs Omeprazole and Midazolam, and Effect of GLP-1 Drug Semaglutide on Midazolam Blood Levels in Healthy Adults With Weight in the Obesity Range
Two different groups of healthy volunteers will be chronically treated with GLP-1 drugs PF-07081532 or alternatively Semaglutide.
- Trial name
- NCT05671653
- Testing
- PF-07081532, Semaglutide
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Pfizer
Contraception
Cannabidiol and Oral Contraceptive Pills: Exploring a Drug-Drug Interaction
The purpose of this study is to assess how Cannabidiol (CBD) impacts the effectiveness of oral contraceptive (birth control) pills and if CBD changes the possible side effects of birth control pills when CBD and birth control…
- Trial name
- NCT04396730
- Testing
- Cannabidiol Oil, Combined oral contraceptive pill
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Contraception
Study of Treatment With the Combination of Drospirenone Plus Ethinyl Estradiol Plus Levomefolate Calcium in Mexican Women Seeking Contraception
The objective of this study is to compare the red blood cell (RBC) and plasma concentrations of folate in subjects treated with drospirenone (DRSP)/ethinyl estradiol (EE) plus levomefolate calcium (L-5-MTHF) at 24 weeks with…
- Trial name
- NCT01902264
- Testing
- EE20/DRSP/L-5-MTHF (Beyaz, BAY98-7071)
- Where
- Mexico
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Bayer
Contraception
A Multicenter Study to Evaluate the Safety of Seasonique, an Oral Contraceptive.
This study is being conducted to evaluate the safety of ethinyl an extended-regimen oral contraceptive, with ethinyl estradiol supplementation during the usual hormone-free week, for up to an additional three consecutive years.
- Trial name
- NCT00196352
- Testing
- Levonorgestrel/EE 0.15/0.03 mg and EE 0.01 mg tablets
- Where
- 11 sites in United States
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Duramed Research
Contraception
Synthetic vs Natural Estrogen in Combined Oral Contraception
The main objective of the study is to compare the metabolic effects of natural estradiol and synthetic ethinylestradiol used in combined oral contraception in healthy women.
- Trial name
- SYLVI (NCT02352090)
- Testing
- Ethinyl estradiol / dienogest, Estradiol valerate / dienogest, Dienogest
- Where
- 2 sites in Finland
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Helsinki University Central Hospital
Contraception
Study to Investigate Compliance With the Oral Contraceptive SH T00186D in a Flexible Extended Regimen Supported by a Dispenser With a Reminder Function
The objective of the study is to evaluate the effect of the dispenser's buzzer function on compliance with daily tablet intake of an ethinyl estradiol (EE) + drospirenone (DRSP) containing oral contraceptive (OC) in a flexible…
- Trial name
- NCT01257984
- Testing
- BAY86-5300
- Where
- 43 sites in France, Germany and 3 more
- Volunteers
- 508 people, healthy volunteers welcome
- Sponsor
- Bayer
Prevention of Pregnancy
Study of Safety and Efficacy of an Oral Contraceptive
This is a comparative study. The primary objective of the study is to assess the efficacy of a low dose oral contraceptive in the prevention of pregnancy.
- Trial name
- NCT00932321
- Testing
- Norethindrone Acetate/Ethinyl Estradiol 24 Days, Norethindrone Acetate /Ethinyl Estradiol 21 Days
- Where
- 34 sites in United States
- Volunteers
- 938 people, healthy volunteers welcome
- Sponsor
- Warner Chilcott
Suppression of Ovulation
Minimal Effective Dose of Nomegestrol Acetate Inhibiting the Ovulation in Women Receiving Estradiol
The aim of the present study was to evaluate the ability of several doses of NOMAC in combination with E2 to inhibit ovulation and to assess changes in the gonadotropin and ovarian hormone profiles, in comparison to a control…
- Trial name
- NCT01361958
- Testing
- NOMAC
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Theramex
Contraception
Effects of St. John's Wort on the Effectiveness of Oral Contraceptives
The purpose of this study is to evaluate the effects of a common herbal remedy, St. John's Wort, on the effectiveness of birth control pills. St. John's Wort has recently been shown to increase metabolism of some drugs.
- Trial name
- NCT00026013
- Testing
- hypericum perforatum
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- National Center for Complementary and Integrative Health (NCCIH)
Healthy Subjects
Study to Assess the Pharmacokinetic Drug-Drug Interactions of Lemborexant When Coadministered With an Oral Contraceptive, Famotidine, or Fluconazole in Healthy Subjects
This study will be conducted to evaluate the effect of lemborexant 10 milligrams (mg) (at steady state) on the pharmacokinetics (PK) of a single-dose combined oral contraceptive, Loestrin 1.5/30 (containing 0.030 mg of ethinyl…
- Trial name
- NCT03451110
- Testing
- lemborexant, Loestrin, famotidine
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Eisai Inc.
Initiation of Oral Contraception (OC), Initiation of Depo-Provera (DMPA)
Modulation of Mucosal and Systemic Immunity by Hormonal Contraceptives
The investigators are conducting a research study to understand how cells responsible for fighting infection (immune cells) are affected by hormonal contraceptive use.
- Conditions
- Initiation of Oral Contraception (OC), Initiation of Depo-Provera (DMPA), Initiation of Mirena (LNG-IUD)
- Trial name
- NCT01750476
- Testing
- Mirena, Oral contraception, Depo-Provera
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Thomas Cherpes, DVM, MD
Oral Contraceptive
Study Evaluating Levonorgestrel and Ethinyl Estradiol for Oral Contraception
The purpose of this study is to evaluate the contraceptive efficacy and safety of an oral contraceptive containing a combination of LNG 100mcg/EE 20mcg compared to LNG 150mcg/EE 30 mcg.
- Trial name
- NCT02021097
- Testing
- Levonorgestrel 100 mcg and Ethinyl Estradiol 20 mcg, Levonorgestrel 150 mcg and Ethinyl Estradiol 30 mcg
- Where
- 21 sites in China
- Volunteers
- 1,008 people, healthy volunteers welcome
- Sponsor
- Regenex Pharmaceutical, China
Healthy Volunteers
A Study of Interaction of Zasocitinib (TAK-279) With Other Medicines in Healthy Adults
The main aim of this study is to find out how zasocitinib (TAK-279) interacts with other medicines taken by mouth (orally). This will be examined by how the body processes medicines, which is called pharmacokinetics or PK.
- Trial name
- NCT06793943
- Testing
- Zasocitinib, COC, Metformin
- Where
- United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Takeda
Unintended Pregnancy
Combined Oral Contraceptive (COC) Antiretroviral (ARV) Pharmacokinetics (PK) and Pharmacodynamics (PD) in Malawi
The purpose of this research study is to learn about the birth control pill called LoFemenal in HIV+ and HIV negative women who live in Malawi.
- Trial name
- COCARVPK (NCT00998725)
- Where
- Malawi
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill