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Small drop administration of phenylephrine and cyclopentolate for retinopathy of prematurity eye examinations in preterm infants

Pilot randomised controlled trial for small drop administration device in preterm infants for retinopathy of prematurity eye examinations

Status
Not yet recruiting
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12623001115628
Acronym
Nano-ROP
Enrollment
16
Registered
2023-10-25
Start date
2023-11-13
Completion date
2024-02-29
Last updated
2023-10-30

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

Conditions

None listed

Brief summary

To date, there has not been an evaluation of a suitable device to administer microdoses to preterm infants. The nanodrop eye drop device has been evaluated in adults and children, but not yet evaluated in preterm infants.

Interventions

Intervention type: Silicone Device 2 Intervention description: A silicone tip will be attached to the top of eye drop bottle. Neonatal nursing staff will administer phenylephrine 1% and cyclopentolate 0.2% eye drops to preterm infants to prepare the eye for retinopathy of prematurity eye examinations. One set of eye drops will be administered 30 to 45 min before the eye examination. Up to two more doses can be administered (15 to 20 min apart) if needed, at the request of the ophthalmologist

Intervention type: Silicone Device 2 Intervention description: A silicone tip will be attached to the top of eye drop bottle. Neonatal nursing staff will administer phenylephrine 1% and cyclopentolate 0.2% eye drops to preterm infants to prepare the eye for retinopathy of prematurity eye examinations. One set of eye drops will be administered 30 to 45 min before the eye examination. Up to two more doses can be administered (15 to 20 min apart) if needed, at the request of the ophthalmologist. Administration of eye drops will be recorded to confirm dose administration.

Sponsors

University of Otago
Lead SponsorUniversity

Study design

Allocation
Randomised controlled trial
Primary purpose
Diagnosis
Masking
Open (masking not used)

Eligibility

Sex/Gender
All
Age
23 Weeks to 40 Weeks
Healthy volunteers
No

Inclusion criteria

All preterm infants that meet the Dunedin Hospital Neonatal Intensive Care Unit ROP screening criteria (e.g., 30+6 weeks gestational age and / or 1250 g birth weight) in keeping with national guidelines.

Exclusion criteria

Preterm infants who do not meet the inclusion criteria for ROPEE. Preterm infants who are contraindicated to phenylephrine and / or cyclopentolate. Preterm infants who have an eye infection.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026