Pilot study of a randomised controlled trial of antenatal thromboprophylaxis

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN21644138

Enrollment

Registered

2004-01-23

Start date

1999-08-01

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

Pregnancy and childbirth: thromboembolic disease (TED) Pregnancy and Childbirth Thromboembolic disease (TED)

Interventions

Heparin vs placebo

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Pregnant women who are at risk of developing thromboembolic disease (TED)

Exclusion criteria

Exclusion criteria: 1. Women are known to have a thrombophillia sensitivity 2. Have had more than one previous episode of TED 3. Are known to have heparin sensitivity 4. Have had a previous cerebral venous thrombosis 5. Are receiving long term anticoagulant therapy

Design outcomes

Primary

Measure	Time frame
Incidence of thromboembolic disease and side effects (especially osteoporosis) will be recorded	—

Secondary

Measure	Time frame
Not provided at time of registration	—

Countries

United Kingdom

Outcome results

None listed

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