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Palmitoylethanolamide intake and systemic endothelial function in ocular hypertensive patients

Palmitoylethanolamide intake and systemic endothelial function in ocular hypertensive patients: a single centre, randomized double blind, placebo controlled cross-over study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN72647928
Enrollment
80
Registered
2011-09-19
Start date
2010-09-28
Completion date
Unknown
Last updated
2017-05-22

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

Conditions

Ocular hypertension Eye Diseases Ocular hypertension

Interventions

Treatment arms: 20 OHT patients randomly assigned to assume a 300 mg oral tablet of palmitoylethanolamide (PEA) two time a day for three months and after two months of wash out switched to treatment w
FMD was calculated as the percentage change in brachial artery diameter in response to reactive hyperemia: FMD = [(VDHyperemia ? VDBaseline)/ VDBaseline] x 100% VD= Vessel Diameter

Sponsors

University of Bologna (Italy)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. 40 patients aged = 22 mm/Hg, on at least two measurements (mean 23.11±0.93) 3. Open anterior chamber angle at gonioscopy, cup/disc ratio < 0.4 4. Normal visual field (VF) (MD <3 dB and PSD < 2.5 dB) and corneal central thickness within normal values 5. 40 healthy control subjects aged matched (mean 56.2±10.4)

Exclusion criteria

Exclusion criteria: 1. Cardiovascular disease 2. Diabetes, hypertension, hypercholesterolemia 3. Vasoactive medications

Design outcomes

Primary

MeasureTime frame
1. FMD values in OHT patients compared with controls at baseline 2. FMD values in OHT patients randomly assigned to assume Palmitoylethanolamide or placebo for 3 months 3. FMD values in OHT patients after 2 month washout period 4. FMD values in OHT patients after they switched to the other treatment for further 3 months

Secondary

MeasureTime frame
Effect of palmitoylethanolamide vs placebo on the endothelial function of OHT patients at baseline, after treatment and wash-out

Countries

Italy

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Mar 24, 2026