Effects of Pretreatment with Different Doses of Lidocaine on Injection Pain

March 5, 2025 updated by: Azime Bulut, Giresun University

Effects of Pretreatment with Different Doses of Lidocaine on Injection Pain and Rocuronium-induced Withdrawal Response

One of the medications administered to patients in general anesthesia practice is rocuronium, which causes pain during intravenous administration. It is known that a drug containing lidocaine as the active ingredient can reduce the pain caused by rocuronium in different doses. The effective dose of lidocaine remains a topic of debate. In our study, we aimed to investigate the efficacy of two different doses of lidocaine. No adverse effects are expected from this medication.

Study Overview

Detailed Description

The patients were randomly divided into three groups by a simple drawing-lots method: control group (Group C), 40 mg lidocaine group (Group L) and 1 mg/kg lidocaine group (Group L1). All patients were taken to the operating room without premedication and standard monitoring was applied. A 20 G intravenous catheter was inserted on the dorsum of the patients' non-dominant hand, and 100 ml/hour of physiological saline solution was infused over a 5-minute period. After randomization, 5 ml of isotonic solution was administered to the control group, 40 mg of lidocaine to the L group, and 1 mg kg-1 of lidocaine intravenously to the L1 group. Patients were administered 0.06 mg/kg of rocuronium, and they were asked, "Do you feel any pain or discomfort in your arm?" The pain intensity expressed by the patient was evaluated and recorded using the 5-point pain scale. After induction and intubation, the patients' blood pressure, pulse, and saturation values were recorded.

Study Type

Interventional

Enrollment (Actual)

210

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Giresun, Turkey
        • Giresun University
      • Giresun, Turkey
        • Giresun Training and Research Hospital

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

Yes

Description

Inclusion Criteria:

  • All patients aged between 18 and 65 with ASA I and II

Exclusion Criteria:

  • Chronic sedative anxiolytic use
  • Those with ASA III and higher
  • Patients under 18 and over 65 years of age
  • Those with severe COPD, asthma, or reactive airway disease
  • Patients with a history of neuropsychiatric or neurological diseases
  • Those with infections on the back of the hand
  • Pregnant women
  • Patients who will undergo rapid induction
  • Patients with liver and kidney dysfunction
  • Those with a history of thrombophlebitis
  • Patients with muscle diseases

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Triple

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Placebo Comparator: Injection of serum physiologic that contains no drug.
We injected serum physiologic that contains no drug before injection of rocuronium and recorded pain score.
We injected serum physiologic before rocuronium injection. Then we recorded pain score by using visual analog scale.
Other Names:
  • izotonic fluid
Experimental: 40 mg lidocain group
We injected 40 mg lidocain for the prevention of injection pain caused by rocuronium. We injected 0.06 mg/kg rocurunium and recorded pain by using visual analog scale.
We injected 40 mg lidocain before rocuronium injection. Then we recorded pain score by using visual analog scale.
Other Names:
  • Lidocain
  • 40 mg lidocain
Experimental: 1 mg/kg lidocain group
We injected 1 mg/kg lidocain for the prevention of injection pain caused by rocuronium. We injected 0.06 mg/kg rocurunium and recorded pain score by using visual analog scale.
We injected 1 mg/kg lidocain before rocuronium injection. Then we recorded pain score by using visual analog scale.
Other Names:
  • lidocain
  • 1 mg/kg lidocain

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Visual analog score after the injection
Time Frame: From enrollment to the end of injection at 5 minutes.
We described Visual analog scale to the patient before the day of surgery. On the visual analog scale, a score of 10 is the worst pain in life, while a score of 0 is no pain. The patient is asked to give a score to his pain caused by rocuronium injection and the score is recorded.
From enrollment to the end of injection at 5 minutes.

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Changes on heart rate
Time Frame: Hemodynamic parameters were recorded 5 minutes intervals. Adverse effects of the drug were observed during 5 minutes after the injection.
All patients who will receive general anesthesia are routinely monitored with electrocardiogram, noninvazive blood pressure and oxygen saturation. We recorded heart rate as beat per minute before and after the injections during 20 minutes.
Hemodynamic parameters were recorded 5 minutes intervals. Adverse effects of the drug were observed during 5 minutes after the injection.
Changes on noninvasive blood pressure
Time Frame: Hemodynamic parameters were recorded 5 minutes intervals. Adverse effects of the drug were observed during 5 minutes after the injection.
All patients who will receive general anesthesia are routinely monitored with electrocardiogram, noninvazive blood pressure and oxygen saturation. We recorded noninvasive blood pressure as mmHg before and after the injections during 20 minutes.
Hemodynamic parameters were recorded 5 minutes intervals. Adverse effects of the drug were observed during 5 minutes after the injection.
Changes on oxygen saturation
Time Frame: Hemodynamic parameters were recorded 5 minutes intervals.
All patients who will receive general anesthesia are routinely monitored with electrocardiogram, noninvazive blood pressure and oxygen saturation. We recorded oxygen saturation as percentage before and after the injections during 20 minutes.
Hemodynamic parameters were recorded 5 minutes intervals.
Adverse effects
Time Frame: Adverse effects of the drug were observed during 5 minutes after the injection.
After the injection of the drug we observed any side effect such as metallic taste, erythema, swelling, itching, allergic reaction.
Adverse effects of the drug were observed during 5 minutes after the injection.

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Study Director: Azime Bulut, Giresun University

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

July 1, 2023

Primary Completion (Actual)

October 31, 2023

Study Completion (Actual)

December 31, 2023

Study Registration Dates

First Submitted

February 9, 2025

First Submitted That Met QC Criteria

March 5, 2025

First Posted (Actual)

March 25, 2025

Study Record Updates

Last Update Posted (Actual)

March 25, 2025

Last Update Submitted That Met QC Criteria

March 5, 2025

Last Verified

March 1, 2025

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

product manufactured in and exported from the U.S.

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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