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A clinical study of using copper intrauterine devices (IUDs) in emergency contraception

Copper intrauterine contraception for emergency contraception: a prospective multicentre study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN24843309
Enrollment
2000
Registered
2010-01-19
Start date
1997-07-01
Completion date
Unknown
Last updated
2015-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Contraception Pregnancy and Childbirth Contraceptive management

Interventions

Eligible participants requesting EC up to 120 hours after unprotected intercourse and desiring long-term contraception with IUD, were given TCu380A IUD and followed for 12 months, including follow-up

Sponsors

World Health Organization (WHO) (Switzerland)
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: 1. Requesting emergency contraception within 120 hour of unprotected intercourse 2. Regular menstrual cycles (24 to 42 days with no more than 5 days variation) 3. Having at least one spontaneous cycle before current cycle after recent discontinued hormonal contraception, abortion or delivery 4. Desire to use IUD as long term contraceptive 5. Available for follow up in one month, three months and 12 months 6. Negative pregnancy test 7. Aged 18 - 44 years

Exclusion criteria

Exclusion criteria: 1. Suspected or confirmed pregnancy 2. Any episode of pelvic inflammatory disease (PID) or pelvic abscess in the 12 months preceding trial admission 3. Sexually transmitted infection (STI) within the past six months 4. Any evidence of STI in clinical or laboratory examination during screening 5. Multiple sexual partners 6. Known or suspected genital tract malignancy 7. Cervical or uterine malformations 8. Vaginal bleeding of unknown aetiology 9. Multiple uterine fibroids associated with previous menstrual anomalies 10. Clinical or laboratory evidence of anaemia (haemoglobin less than 9 g/l) 11. Unsure about the date of their last menstrual period (LMP needed for pregnancy risk assessment)

Design outcomes

Primary

MeasureTime frame
Efficacy of the TCu380A in parous and nulliparous Chinese women

Secondary

MeasureTime frame
1. Side effects of the TCu380A in parous and nulliparous Chinese women 2. Complications (such as upper genital tract infection) in the women who have IUD insertion for the purpose of emergency contraception 3. Continuation rate at one year of use

Countries

China

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026