The up-and-down method for determining the effective concentration of remifentanil for cesarean section under general anesthesia

Status

Active, not recruiting

Phases

Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR-OPC-14005380

Enrollment

Unknown

Registered

2014-10-23

Start date

2014-10-24

Completion date

Unknown

Last updated

2017-04-18

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

Conditions

caesarean section

Interventions

Case series:target-controlled infusion remifentanil (3 ng/mL, initial concentration)

Eligibility

Sex/Gender

Female

Age

19 Years to 45 Years

Inclusion criteria

Inclusion criteria: Over 36 gestational weeks, bsolute or relative contraindications to regional anesthesia: thrombopenia, spine malformation.

Exclusion criteria

Exclusion criteria: Exact fetal distress, severe preeclampsia (SBP higher than 160mmHg or DBP higher than 110mmHg), cardiorespiratory diseases, neurological disease, known congeital abnormalities or signs of fetal compromise, and body height shorter than 152cm.

Design outcomes

Primary

Measure	Time frame
Blood presure;index of consciousness, IOC;	—

Countries

China

Contacts

Public ContactZhang Zhaohang

zzh398@126.com+86 15866718126

Outcome results

None listed

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