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Local anaesthesia for prevention of pain after removal of tonsils in adult patients

Topical anaesthesia for postoperative pain in adult patients undergoing tonsillectomy

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN16492065
Enrollment
160
Registered
2011-12-09
Start date
2012-01-01
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Tonsillectomy Surgery Tonsillectomy

Interventions

After the operation, each tonsillar fossae will be tightly packed with two swabs containing either 80mg ropivacaine (study group) or same amount of saline (placebo). After five minutes, swabs will be

Sponsors

Helsinki University Central Hospital (Finland)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Adult patients age over 18 years scheduled for elective day-surgery tonsillectomy, operation under general anaesthesia 2. American Society of Anaesthesiologists (ASA) class I and II

Exclusion criteria

Exclusion criteria: 1. Peritonsillary abscess 2 weeks preoperatively 2. Suspicion of malignancy 3. Haemostatic disorder 4. Regular analgesic use 5. Antidepressant medication 6. Allergy or contraindication to research medication 7. Weight less than 50kg or more than 120kg 8. Inability to communicate in Finnish or Swedish 9. Inability to use Numerical rating scale (NRS) pain scale

Design outcomes

Primary

MeasureTime frame
Pain intensity when swallowing measured on NRS 0-10 (0 no pain, 10 worst possible pain) during 7 postoperative days. Area under curve (AUC) of the pain intensity will be calculated.

Secondary

MeasureTime frame
1. Worst pain during two hours followup in post-anesthesia care unit (PACU) 2. The amount of pain and pain medication during 14 postoperative days

Countries

Finland

Outcome results

None listed

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