E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Inhibition of Ovulation in Women Across Body Weight Categories During the Mid-Follicular Phase |
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E.1.1.1 | Medical condition in easily understood language |
Inhibition of Ovulation in Women Across Body Weight Categories during the time between the first day of the period and ovulation. |
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E.1.1.2 | Therapeutic area | Body processes [G] - Reproductive physiologi cal processes [G08] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 22.0 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10082354 |
E.1.2 | Term | Emergency contraceptive pill |
E.1.2 | System Organ Class | 100000004865 |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
· To evaluate the possibility that inhibition of ovulation is affected by BMI in women using the current dose of 1.5 mg LNG-EC
· To evaluate the effect of the 3.0mg LNG EC dose on inhibition of ovulation response across each of the BMI groups |
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E.2.2 | Secondary objectives of the trial |
- To evaluate the possibility that the ovarian activity is affected by BMI in women using LNG-EC
- To assess hormone levels between BMI groups at each LNG dose level
- To evaluate any spontaneously occurring luteinized unruptured follicle (LUF) at each LNG dose level
- To evaluate differences in the pharmacokinetics of LNG-EC between different BMI groups
- To assess the safety and tolerability for each LNG dose level |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1. Provision of signed and dated ICF
2. Stated willingness to comply with all study procedures including attendance at the study center for all study visits as scheduled and completion of diary
3. Healthy adult, ovulatory female
4. Aged at least 18 years but not older than 40 years
5. Non- or ex-smoker (An ex-smoker is defined as someone who completely stopped using nicotine products for at least 180 days prior to the first study drug administration)
6. Occurrence of regular menstrual cycles that typically happen every 24-35 days when not using hormonal contraception (established by medical history over the past 3 months) and that should preferably be of consistent duration within this range. In addition, subject must have a midluteal P4 value of ≥12 nmol/L to confirm baseline ovulatory status during the screening visit
7. Both ovaries must be present. If both ovaries are not visible on the screening TVU, a confirmatory TVU may be performed on the same day or on a subsequent day within the Screening Visit allowance window.
8. Does not want to become pregnant during the study
9. Use of 1 of the accepted contraceptive regimens from the Screening Visit through to the end of the study. An acceptable method of contraception includes 1 of the following:
· Abstinence from heterosexual intercourse
· Intrauterine device (IUD; without hormones, i.e. copper IUD without drug release)
· Male partner using condom with spermicide or male condom with use of a vaginal spermicide (gel, foam, or suppository)
· Male partner vasectomized at least 6 months prior to the first study drug administration
· Cervical cap with spermicide
or
· Female sterilization procedure
10. At least 1 bleeding episode consistent with menses must have occurred since last use, if the subject has recently used non-injectable hormonal contraception
11. Most recent injection must have occurred at least 6 months before the Pre-Screening Visit, and the subject must have had at least 1 normal menstrual cycle (2 consecutive menses), if there is a history of DepoProvera use
12. At least 2 menstrual bleeds must have occurred since the pregnancy ended, if the subject is postpartum or postabortal
13. Clinical laboratory values within the laboratory's stated normal range; if not within this range, they must be without clinical significance, as determined by the investigator
14. No clinically significant diseases captured in the medical history or evidence of clinically significant findings on the physical examination (including vital signs) and/or electrocardiogram (ECG), as determined by the investigator
15. No clinically significant findings on the screening pelvic examination, as determined by the investigator |
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E.4 | Principal exclusion criteria |
1. Currently lactating/breastfeeding or is within 30 days of discontinuing breastfeeding, unless the subject has already had a menses following discontinuation of breastfeeding
2. Is pregnant according to the pregnancy test at screening or prior to the first study drug administration
3. Currently using any systemic contraceptives (e.g. oral, patch, vaginal ring, injections, implants or hormone-releasing IUD) or any hormone replacement therapy
4. Currently anovulatory (skipped ovulation) as confirmed by a midluteal P4 value of <12 nmol/L at the Screening Visit
5. History of hypersensitivity to LNG or any related products (including excipients of the formulations) as well as severe hypersensitivity reactions (like angioedema) to any drugs (based on medical history, subject's description, and Investigator's interpretation)
6. Presence or history of significant gastrointestinal, liver, or kidney disease, or surgery (including bariatric surgery associated with malabsorption) that may affect drug bioavailability
7. Presence or history of significant cardiovascular, pulmonary, hematologic, neurological, psychiatric, endocrine, immunologic, gastrointestinal, renal, urinary, skeletal, dermatologic disease, or breast cancer. Any finding of breast mass during the physical examination will lead to exclusion, and the subject will be referred to her physician for further evaluation
8. Presence of clinically significant ECG abnormalities at the Screening Visit, as determined by the Investigator
9. Presence of abnormal/unresolved vaginal bleeding
10. History of rare hereditary problems of galactose and/or lactose intolerance, lactase deficiency, or glucose-galactose malabsorption
11. Receiving maintenance therapy with any drug if not stable or not controlling the condition or potentially interfering with the menstrual cycle or ovulation, as assessed by the investigator
12. Significant history of drug dependency or alcohol abuse (> 3 units of alcohol per day, acute or chronic intake of excessive alcohol, or chronic daily use of marijuana)
13. Any clinically significant illness in the 28 days prior to the first study drug administration
14. Subjects who never had sexual intercourse
15. History of thrombophlebitis
16. Use of any prescription drugs (including all hormonal contraceptives and hormone replacement therapy) in the 28 days prior to the first study drug administration, that in the opinion of an investigator would interfere with the study treatment or put into question the status of the participant as healthy
17. Concomitant use of drugs and herbal products that induce enzymes that metabolize progestins (including cytochrome P450 3A4 [CYP3A4]) or treatment with human immunodeficiency virus (HIV) protease inhibitors or with non-nucleoside reverse transcriptase inhibitors (Appendix 9)
18. Use of prescription nonsteroidal anti-inflammatory drug (NSAID) in the 28 days prior to the first study drug administration. For acute pain, acetaminophen, per product labeling (e.g. Tylenol) and over-the-counter (OTC) ibuprofen (no more than 200 mg every 6 hours) are allowed per product labeling.
19. Any history of tuberculosis
20. Positive test result for alcohol and/or drugs of abuse at screening or prior to each drug administration
21. Positive screening results to HIV Ag/Ab combo, hepatitis B surface antigen (HBsAG (B) (hepatitis B)), or hepatitis C virus (HCV (C)) tests (if HIV Ag/Ab combo is positive, to be verified by Western Blot or Geenius™ HIV 1/2 Confirmatory Assay; if hepatitis B surface antigen is positive, to be verified by test for immunoglobulin M antibodies against hepatitis B core antigen)
22. Inclusion in a previous treatment group for this clinical study
23. Has used LNG-EC within 30 days prior to Day 1 of the first treatment cycle of the study and has not had a menses since using the drug
24. Current or recent (within 1 month of the Screening Visit) participation in any other trial of an investigational medicine or device or planning to participate in another clinical trial during this study
25. Plans to participate in a serious caloric restriction/weight-loss diet or fasting during the course of the study
26. Is a site staff member with delegated study responsibilities or a family member of a site staff member with delegated study responsibilities
27. Donation of plasma in the 14 days prior to the first study drug administration
28. Donation of 1 unit of blood to American Red Cross or equivalent organization or donation of over 500 mL of blood in the 56 days prior to the first study drug administration
29. Presence of any significant findings during the TVU screening scan that represent an abnormality such as abnormal ovaries, tumors, or fibroids that obscure visualization of the ovaries and potential ovulation process (both ovaries must be visible). |
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E.5 End points |
E.5.1 | Primary end point(s) |
- Ovulation suppression (i.e. no occurrence of follicular rupture) within 5 days from LNG treatment administration, across each of the BMI groups (for each LNG dose level)
- Ovulatory dysfunction (i.e. follicle rupture not preceded within 48 hours by a luteinizing hormone (LH) peak >21 IU/L), and/or followed by a luteal phase P4 peak of >3 ng/mL), across each of the BMI groups (for each LNG dose level) |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
At various timepoints during the study as listed in Table 1 and 2 in the protocol |
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E.5.2 | Secondary end point(s) |
- Captured time to ovulation in the treatment periods, if ovulation occurs.
- Grade of ovarian activity
- Differences in hormone levels between BMI groups, for each LNG dose level
- If a follicle persists to form an LUF, this will be recorded and followed during all post-dosing visits where a TVU is performed for each LNG dose level
- LNG (including total, free, and bioavailable) PK profiles across the different BMI groups, for each LNG dose level
- Observed and reported AEs, significant changes in safety laboratory parameters, and vital signs |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
At various timepoints during the study as listed in Table 1 and 2 in the protocol |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | No |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | No |
E.6.6 | Pharmacokinetic | Yes |
E.6.7 | Pharmacodynamic | Yes |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | Yes |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | Yes |
E.8.2.3.1 | Comparator description |
Levonorgestrel 3 mg (different dose of IMP) |
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E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 1 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |
United Kingdom |
United States |
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E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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The end of the study is defined as the date when the last follow-up phone call has been completed for the last subject in the study. |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 0 |
E.8.9.1 | In the Member State concerned months | 12 |
E.8.9.1 | In the Member State concerned days | 26 |
E.8.9.2 | In all countries concerned by the trial years | 1 |
E.8.9.2 | In all countries concerned by the trial months | 3 |
E.8.9.2 | In all countries concerned by the trial days | 24 |