Randomised controlled trial of prophylactic antibiotics at the time of oocyte retrieval and their impact on incidence of bacterial contamination of the catheter used for embryo transfer, embryo implantation and pregnancy rates.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN71286562

Enrollment

350

Registered

2005-09-30

Start date

2004-03-01

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

Embryo implantation Pregnancy and Childbirth Complications associated with artificial fertilization

Interventions

Randomised controlled trial of patients into antibiotics or no treatment.

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Patients undergoing embryo transfer without any indication of pelvic infection.

Exclusion criteria

Exclusion criteria: 1. Patients allergic to penicillin 2. Patients previously in trial 3. Patients who required antibiotics at the time of egg collection

Design outcomes

Primary

Measure	Time frame
Incidence of bacterial contamination of mock catheter and embryo transfer catheter, embryo implantation and pregnancy rates.	—

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