Effect of using fentanyl as an additive to the local anaesthetic mixture in cataract surgery

Effect of using fentanyl as an additive to the local anaesthetic mixture in peribulbar block for cataract surgery

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2019/07/020167

Enrollment

Registered

2019-07-12

Start date

Unknown

Completion date

Unknown

Last updated

2021-11-24

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

Conditions

Health Condition 1: H259- Unspecified age-related cataract

Interventions

Intervention1: Fentanyl: Fentanyl 25mcg with bupivacaine and lignocaine premixed with hyaluronidase periorbitally Control Intervention1: Saline: Saline 0.5ml with bupivacaine and lignocaine premixed w

Eligibility

Inclusion criteria

Inclusion criteria: ASA PS 1, 2, 3

Exclusion criteria

Exclusion criteria: Patient refusal Asa ps 4 Coagulation abnormalities Posterior staphyloma Axial length >28mm Vitreous haemorrhage, dropped nucleus, retinal detachment, allergic reactions Infection

Design outcomes

Primary

Measure	Time frame
Onset of motor blockade Onset of sensory blockade Duration of analgesiaTimepoint: From time of block to 24hrs	—

Secondary

Measure	Time frame
Level of sedation Hemodynamic parametersTimepoint: From time of block to 24hrs	—

Countries

India

Contacts

Public ContactLakshmi K Nair

Dept of anaesthesiology, Kanyakumari govt medical college

edwardjohnson2310@gmail.com9047782811

Outcome results

None listed

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