Clinical trial
Piroxicam and Levonorgestrel Co-treatment for Emergency Contraception: Randomised Controlled Trial
Name
UW18-003
Description
This is a randomised controlled trial aimed at comparing the efficacy of levonorgestrel (LNG) co-administered with piroxicam or placebo for oral emergency contraception (EC). Piroxicam is a non-steroidal anti-inflammatory drug (NSAID) commonly used as a pain-killer in inflammatory conditions. Efficacy will be measured as the percentage of pregnancies prevented.
Trial arms
Trial start
2018-08-20
Estimated PCD
2022-10-05
Trial end
2022-10-05
Status
Completed
Phase
Early phase I
Treatment
Piroxicam 40 mg
Additional co-treatment
Arms:
Piroxicam
Levonorgestrel 1.5mg
Standard treatment
Arms:
Piroxicam, Placebo
Size
860
Primary endpoint
Percentage of Pregnancies Prevented
1 month
Eligibility criteria
Inclusion Criteria:
* healthy women aged 18 years or above;
* requesting emergency contraception within 72 h of a single act of unprotected intercourse in the current menstrual cycle;
* having menstrual cycles between 24 and 42 days
* willing to abstain from further acts of unprotected intercourse and;
* available for follow-up over the next 6 weeks.
Exclusion Criteria:
* post-abortion or postpartum and period have not yet returned,
* being on prescription drugs currently
* having unprotected intercourse in this cycle more than 72 hours or more than once before attending the clinic,
* being found pregnant at the time of presentation,
* breastfeeding,
* having been sterilized (or partner having been sterilized) or having intrauterine contraceptive device in-situ,
* uncertain about the date of the last menstrual period,
* having used hormonal contraceptive (including EC pill) or NSAID in the current or past one cycle,
* having history of asthma, urticarial or other allergic reactions to piroxicam, aspirin or other NSAIDs,
* having history of ischaemic heart disease in the past one year
* having history of pelvic ulcer disease and/or gastrointestinal bleeding
Protocol
{'studyType': 'INTERVENTIONAL', 'phases': ['PHASE2', 'PHASE3'], 'designInfo': {'allocation': 'RANDOMIZED', 'interventionModel': 'PARALLEL', 'primaryPurpose': 'TREATMENT', 'maskingInfo': {'masking': 'TRIPLE', 'whoMasked': ['PARTICIPANT', 'CARE_PROVIDER', 'INVESTIGATOR']}}, 'enrollmentInfo': {'count': 860, 'type': 'ACTUAL'}}
Updated at
2024-05-06
1 organization
2 products
1 indication
Organization
Dr. Hang Wun Raymond LiProduct
PiroxicamIndication
Emergency ContraceptionProduct
Levonorgestrel