Effects of ascorbic acid in preventing of delirium in cardiovascular surgery patients.

Ascorbic acid for the prevention of delirium in elderly patiens who undergo cardiovascular surgery

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCTs031220690

Enrollment

Registered

2023-03-09

Start date

2023-03-09

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

cardic disease needed surgery cardiac surgery, delirium, ascoribic acid

Interventions

After induction of anaesthesia in the operating theatre, 500 mg of ascorbic acid is administered transvenously before the start of surgery. Thereafter, 500 mg is administered every six hours for eight

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 70years old and over scheduled for elective cardiovascular surgery using cardiopulmonary bypass Ability to understand and consent to a written explanation of the clinical research

Exclusion criteria

Exclusion criteria: urgent surgery

Design outcomes

Primary

Measure	Time frame
incidence of post operative delirium	—

Secondary

Measure	Time frame
duration of post operative delirium	—

Contacts

Public ContactYusuke Iizuka

Jichi Medical University, Saitama Medical Center.

zukarinn@gmail.com+81-48-647-2111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026