Pharmacokinetics and safety of olopatadine hydrochloride 0.77% in healthy subjects with asymptomatic eyes: data from 2 independent clinical studies

Edward Meier,1 Abhijit Narvekar,2 Ganesh R Iyer,2 Harvey B DuBiner,3 Apinya Vutikullird,4 David Wirta,5 Kenneth Sall61Apex Eye, Mason, OH, 2Alcon Research Ltd., Fort Worth, TX, 3Clayton Eye Center, Morrow, GA, 4WCCT Global, Cypress, 5Eye Research Foundation, Newport Beach, 6Sall Eye Researc...

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Autores principales: Meier E, Narvekar A, Iyer GR, DuBiner HB, Vutikullird A, Wirta D, Sall K
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Publicado: Dove Medical Press 2017
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spelling oai:doaj.org-article:f5dce38dc0a34beb94abeb38f871ad082021-12-02T06:22:40ZPharmacokinetics and safety of olopatadine hydrochloride 0.77% in healthy subjects with asymptomatic eyes: data from 2 independent clinical studies1177-5483https://doaj.org/article/f5dce38dc0a34beb94abeb38f871ad082017-04-01T00:00:00Zhttps://www.dovepress.com/pharmacokinetics-and-safety-of-olopatadine-hydrochloride-077-in-health-peer-reviewed-article-OPTHhttps://doaj.org/toc/1177-5483Edward Meier,1 Abhijit Narvekar,2 Ganesh R Iyer,2 Harvey B DuBiner,3 Apinya Vutikullird,4 David Wirta,5 Kenneth Sall61Apex Eye, Mason, OH, 2Alcon Research Ltd., Fort Worth, TX, 3Clayton Eye Center, Morrow, GA, 4WCCT Global, Cypress, 5Eye Research Foundation, Newport Beach, 6Sall Eye Research Medical Center, Artesia, CA, USAPurpose: To assess the pharmacokinetics and safety of hydrochloride ophthalmic solution 0.77% olopatadine from 2 independent (Phase I and Phase III, respectively) clinical studies in healthy subjects.Materials and methods: The Phase I, multicenter, randomized (2:1), vehicle-controlled study was conducted in subjects ≥18 years old (N=36) to assess the systemic pharmacokinetics of olopatadine 0.77% following single- and multiple-dose exposures. The Phase III, multicenter, randomized (2:1), vehicle-controlled study was conducted in subjects ≥2 years old (N=499) to evaluate long-term ocular safety of olopatadine 0.77%. Subjects received olopatadine 0.77% or vehicle once daily bilaterally for 7 days in the pharmacokinetic study and 6 weeks in the safety study.Results: In the pharmacokinetic study, olopatadine 0.77% was absorbed slowly and reached a peak plasma concentration (Cmax) of 1.65 ng/mL following single-dose and 1.45 ng/mL following multiple-dose exposures in 2 hours (time to reach maximum plasma concentration [Tmax]). After reaching peak concentrations, olopatadine showed a similar mono-exponential decay following single and multiple doses with mean elimination half-life ranging from 2.90 to 3.40 hours. No accumulation in olopatadine exposure (Cmax and area under the plasma concentration–time curve from 0 to 12 hours) was evident after multiple doses when compared to single dose. In the safety study, treatment-emergent adverse events were reported in 26.7% and 31.4% of subjects with olopatadine 0.77% and vehicle, respectively. Blurred vision was the most frequent ocular treatment-emergent adverse event in both treatment groups (olopatadine 0.77% vs vehicle, 4.8% vs 4.1%). No deaths or serious adverse events were reported during the study.Conclusion: Olopatadine 0.77% had minimal systemic exposure or accumulation in healthy subjects and was well tolerated in both adult and pediatric subjects. Keywords: ocular allergy, allergic conjunctivitis, olopatadine, pharmacokinetics, safetyMeier ENarvekar AIyer GRDuBiner HBVutikullird AWirta DSall KDove Medical PressarticleOcular allergyallergic conjunctivitisolopatadinepharmacokineticssafetyOphthalmologyRE1-994ENClinical Ophthalmology, Vol Volume 11, Pp 669-681 (2017)
institution DOAJ
collection DOAJ
language EN
topic Ocular allergy
allergic conjunctivitis
olopatadine
pharmacokinetics
safety
Ophthalmology
RE1-994
spellingShingle Ocular allergy
allergic conjunctivitis
olopatadine
pharmacokinetics
safety
Ophthalmology
RE1-994
Meier E
Narvekar A
Iyer GR
DuBiner HB
Vutikullird A
Wirta D
Sall K
Pharmacokinetics and safety of olopatadine hydrochloride 0.77% in healthy subjects with asymptomatic eyes: data from 2 independent clinical studies
description Edward Meier,1 Abhijit Narvekar,2 Ganesh R Iyer,2 Harvey B DuBiner,3 Apinya Vutikullird,4 David Wirta,5 Kenneth Sall61Apex Eye, Mason, OH, 2Alcon Research Ltd., Fort Worth, TX, 3Clayton Eye Center, Morrow, GA, 4WCCT Global, Cypress, 5Eye Research Foundation, Newport Beach, 6Sall Eye Research Medical Center, Artesia, CA, USAPurpose: To assess the pharmacokinetics and safety of hydrochloride ophthalmic solution 0.77% olopatadine from 2 independent (Phase I and Phase III, respectively) clinical studies in healthy subjects.Materials and methods: The Phase I, multicenter, randomized (2:1), vehicle-controlled study was conducted in subjects ≥18 years old (N=36) to assess the systemic pharmacokinetics of olopatadine 0.77% following single- and multiple-dose exposures. The Phase III, multicenter, randomized (2:1), vehicle-controlled study was conducted in subjects ≥2 years old (N=499) to evaluate long-term ocular safety of olopatadine 0.77%. Subjects received olopatadine 0.77% or vehicle once daily bilaterally for 7 days in the pharmacokinetic study and 6 weeks in the safety study.Results: In the pharmacokinetic study, olopatadine 0.77% was absorbed slowly and reached a peak plasma concentration (Cmax) of 1.65 ng/mL following single-dose and 1.45 ng/mL following multiple-dose exposures in 2 hours (time to reach maximum plasma concentration [Tmax]). After reaching peak concentrations, olopatadine showed a similar mono-exponential decay following single and multiple doses with mean elimination half-life ranging from 2.90 to 3.40 hours. No accumulation in olopatadine exposure (Cmax and area under the plasma concentration–time curve from 0 to 12 hours) was evident after multiple doses when compared to single dose. In the safety study, treatment-emergent adverse events were reported in 26.7% and 31.4% of subjects with olopatadine 0.77% and vehicle, respectively. Blurred vision was the most frequent ocular treatment-emergent adverse event in both treatment groups (olopatadine 0.77% vs vehicle, 4.8% vs 4.1%). No deaths or serious adverse events were reported during the study.Conclusion: Olopatadine 0.77% had minimal systemic exposure or accumulation in healthy subjects and was well tolerated in both adult and pediatric subjects. Keywords: ocular allergy, allergic conjunctivitis, olopatadine, pharmacokinetics, safety
format article
author Meier E
Narvekar A
Iyer GR
DuBiner HB
Vutikullird A
Wirta D
Sall K
author_facet Meier E
Narvekar A
Iyer GR
DuBiner HB
Vutikullird A
Wirta D
Sall K
author_sort Meier E
title Pharmacokinetics and safety of olopatadine hydrochloride 0.77% in healthy subjects with asymptomatic eyes: data from 2 independent clinical studies
title_short Pharmacokinetics and safety of olopatadine hydrochloride 0.77% in healthy subjects with asymptomatic eyes: data from 2 independent clinical studies
title_full Pharmacokinetics and safety of olopatadine hydrochloride 0.77% in healthy subjects with asymptomatic eyes: data from 2 independent clinical studies
title_fullStr Pharmacokinetics and safety of olopatadine hydrochloride 0.77% in healthy subjects with asymptomatic eyes: data from 2 independent clinical studies
title_full_unstemmed Pharmacokinetics and safety of olopatadine hydrochloride 0.77% in healthy subjects with asymptomatic eyes: data from 2 independent clinical studies
title_sort pharmacokinetics and safety of olopatadine hydrochloride 0.77% in healthy subjects with asymptomatic eyes: data from 2 independent clinical studies
publisher Dove Medical Press
publishDate 2017
url https://doaj.org/article/f5dce38dc0a34beb94abeb38f871ad08
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