A Study of the Effects of GSK189075 on PK Profiles of an Oral Contraceptive Pill When Given to Healthy Female Volunteers
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ClinicalTrials.gov Identifier: NCT00504816 |
Recruitment Status :
Completed
First Posted : July 20, 2007
Last Update Posted : June 4, 2012
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Condition or disease | Intervention/treatment | Phase |
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Type 2 Diabetes Mellitus Diabetes Mellitus, Type 2 | Drug: GSK189075 Drug: Brevicon | Phase 1 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 22 participants |
Allocation: | Non-Randomized |
Intervention Model: | Single Group Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | An Open Label, Single-sequence, Repeat-dose Study to Investigate the Effects of GSK189075 on the Pharmacokinetics of an Oral Contraceptive Pill When Coadministered to Healthy Female Volunteers |
Study Start Date : | April 2007 |
Actual Primary Completion Date : | January 2008 |
Actual Study Completion Date : | April 2008 |

Arm | Intervention/treatment |
---|---|
Brevicon
Oral contraceptive used to determine pharmacokinetics when given with GSK189075 to look for interaction.
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Drug: GSK189075
Given with Brevicon to determine any effects of GSK189075 on Brevicon PK. |
Experimental: GSK189075
Given in conjunction with Brevicon to see if GSK189075 interfered with Brevicon drug levels.
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Drug: Brevicon
Given with GSK189075 to determine if GSK189075 exerts an effect on GSK189075 PK.
Other Name: GSK189075 |
- Oral contraceptive pill (OC) drug levels [ Time Frame: over 24h starting on Day 14 ]
- blood hormone levels [ Time Frame: on Days 1, 11-14, & 21 of Periods 1 (OC alone) & 3 (OC plus GSK study drug). Period 2 is GSK drug study alone. ]
- Adverse events [ Time Frame: all visits after study drug ]
- ECGs, Clinical laboratory tests [ Time Frame: screening & follow-up ]
- vital signs [ Time Frame: screening;Day 13, Period 1 & 3; Follow-up ]

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Ages Eligible for Study: | 18 Years to 45 Years (Adult) |
Sexes Eligible for Study: | Female |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- healthy, non-smoking menstruating female age 18 to 45 years old, inclusive.
- able to take a specific oral contraceptive & KG2107494.
- female unable to have any more children, still has ovaries and uterus, and has a negative pregnancy test.
- female who can have children and who has regular periods and are willing to use an oral contraceptive pill and/or have a sterile partner.
Exclusion Criteria:
- pregnant or a nursing female.
- female subject able to have children of who is unwilling or unable to use an appropriate method of birth control at least 2 weeks prior to first dose of study drug until completion of the Follow-up visit.
- Have suffered with certain infection within 4 weeks prior to the first dose of study drug

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00504816
United States, Florida | |
GSK Investigational Site | |
Miramar, Florida, United States, 33025 |
Study Director: | GSK Clinical Trials | GlaxoSmithKline |
Responsible Party: | GlaxoSmithKline |
ClinicalTrials.gov Identifier: | NCT00504816 |
Other Study ID Numbers: |
KG2107494 |
First Posted: | July 20, 2007 Key Record Dates |
Last Update Posted: | June 4, 2012 |
Last Verified: | February 2011 |
healthy female, pharmacokinetics, pharmacodynamics drug interaction, |
Diabetes Mellitus Diabetes Mellitus, Type 2 Glucose Metabolism Disorders Metabolic Diseases Endocrine System Diseases Norethindrone acetate, ethinyl estradiol, ferrous fumarate drug combination Contraceptives, Oral, Combined Contraceptives, Oral |
Contraceptive Agents, Female Contraceptive Agents Reproductive Control Agents Physiological Effects of Drugs Contraceptives, Oral, Hormonal Contraceptive Agents, Hormonal Contraceptives, Oral, Sequential Contraceptives, Oral, Synthetic |