Effects of vitamin A supplementation on therapeutic outcomes in obese women undergoing in vitro fertilization

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ITMCTR

Registry ID

ITMCTR1900002677

Enrollment

Unknown

Registered

2019-10-18

Start date

2019-12-01

Completion date

Unknown

Last updated

2023-02-20

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

Conditions

Obesity

Interventions

Vitamin A group:Vitamin A

Control group:NA

Eligibility

Sex/Gender

Female

Age

21 Years to 35 Years

Inclusion criteria

Inclusion criteria: Infertile women with BMI >= 30kg/m2 who received IVF or ICSI treatment.

Exclusion criteria

Exclusion criteria: If there are the following conditions, then excluded: aged >= 40 years, male and female karyotype abnormalities, severe endometriosis, hydrosallopian tube, congenital or acquired uterine dysplasia and other assisted reproductive technology contraindications.

Design outcomes

Secondary

Measure	Time frame
Early pregnancy loss rate;	—

Primary

Measure	Time frame
Ongoing pregnancy outcome;	—

Countries

China

Contacts

Public ContactZhengao Sun

The Affiliated Hospital of Shandong University of Traditional Chinese Medicine

sunzhengao77@126.com+86 13708938621

Outcome results

None listed

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