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Does temperature of solution affect its numbing properties

Effect of temperature on the anesthetic efficacy of 2% lidocaine

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2021/06/034409
Enrollment
30
Registered
2021-06-28
Start date
Unknown
Completion date
Unknown
Last updated
2022-10-17

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

Conditions

Health Condition 1: K025- Dental caries on pit and fissure surface

Interventions

Intervention1: 2% lidocaine at 20C: The patients shall receive buccal infiltration of the anesthetic solution near the maxillary first molars using 1.8 mL of 2% lidocaine (at 20�°C). Control Interve

Sponsors

Faculty of Dentistry self funded
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: The subjects shall be in good health and none shall be taking any medication that would alter pain perception, as determined by oral questioning and written questionnaire. All test and control teeth shall not have any caries, large restorations, periodontal disease, endodontic treatment, and history of trauma or sensitivity.

Exclusion criteria

Exclusion criteria: Exclusion criteria will be known allergy or contraindications to any content of local anesthetic solution, patients who are pregnant or breast-feeding, a history of known or suspected drug abuse, and patients taking any drugs which could affect the pain perception. Patients having active pain in any teeth will be excluded from the study.

Design outcomes

Primary

MeasureTime frame
The primary outcome shall be defined as the duration of pulpal anesthesiaTimepoint: Immediately after injection and after every 2 minutes, the teeth will be electric pulp tested, until no response to the maximum stimulus will be obtained. Duration of complete pulpal anesthesia will be defined as a period in which the subject had no response to maximal output of the pulp tester.

Secondary

MeasureTime frame
The secondary outcome shall be the onset of pulpal anesthesia.Timepoint: It shall be assessed immediately after the injection till complete pulpal anesthesia is obtained

Countries

India

Contacts

Public ContactVivek Aggarwal

Jamia Millia Islamia

drvivekaggarwal@gmail.com919818188358

Outcome results

None listed

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