Effect of dexmedetomidine combined with butorphanol on postoperative analgesia in patients with trigeminal neuralgia undergoing microvascular decompression

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR1800018946

Enrollment

Unknown

Registered

2018-10-17

Start date

2018-11-01

Completion date

Unknown

Last updated

2018-10-22

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

Conditions

pain

Interventions

Group 1:Sufentanil

Group 2:dexmedetomidine+Sufentanil

Group 3:Sufentanil+butorphanol

Group 4:Sufentanil+butorphanol+dexmedetomidine

Eligibility

Sex/Gender

All

Age

45 Years to 75 Years

Inclusion criteria

Inclusion criteria: Aged between 45 and 75 years, American Society of Anesthesiologists (ASA) I to II.

Exclusion criteria

Exclusion criteria: A history of endocrinologic disease, hypertension (DBP>160 mmHg), ischemic heart disease, second or third degree heart block, long-term abuse of or addiction alcohol (> six month), opioids, or sedative–hypnotic drugs, DEX allergy, neuropsychiatric diseases

Design outcomes

Primary

Measure	Time frame
Postoperative pain;	—

Secondary

Measure	Time frame
Patient characteristics ;Vital signs;aAdverse reaction;Functional activity score;Patient satisfaction; Surgeon satisfaction;	—

Countries

China

Contacts

Public ContactChunguang Ren

Liaocheng People's Hospital

weiyichunguang@163.com+86 13561239696

Outcome results

None listed

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