Preemptive analgesia for tonsillectomy

Preemptive analgesia for tonsillectomy - Preemptive analgesia for tonsillectomy

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000008412

Enrollment

340

Registered

2012-08-01

Start date

2012-08-01

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

Oto-rhino-laryngology

Interventions

Use of analgesics in children No use of analgesics in children Use of analgesics in adolescence No use of analgesics in adolescence Use of analgesics in adults No use of analgesics in adults

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients undergoing elective tonsillectomy under general anesthesia

Exclusion criteria

Exclusion criteria: Patients 1. with coagulation disorder 2. classified as American Society of Anesthesiologists Physical Status III, IV or V 3. with abcess in tonsil 4. undergoing adenoidectomy as well as tonsillectomy at the same time 5. receiving corticosteroids 6. possible difficulty in evaluating postoperative pain 7. with a history of abnormal reactions to general or local anesthetics

Design outcomes

Primary

Measure	Time frame
Pain after tonsillectomy	—

Secondary

Measure	Time frame
Dose of analgesics Occurrence of postoperative nausea and vomiting and dose of antiemetics	—

Countries

Japan

Contacts

Public ContactRyu Okutani

Osaka City General Hospital and Children's Hospital Department of Anesthesiology

ryu0909@kcat.zaq.ne.jp81-6-6929-1221

Outcome results

None listed

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