Frequency of Use of Fixed-Combination Eye Drops by Patients with Glaucoma at Multiple Private Practices in Japan

Kenji Inoue,1 Ryoko Komori,1 Shiho Kunimatsu-Sanuki,2 Kyoko Ishida,3 Goji Tomita1,3 1Inouye Eye Hospital, Tokyo, Japan; 2Nishikasai Inouye Eye Hospital, Tokyo, Japan; 3Department of Ophthalmology, Toho University Ohashi Medical Center, Tokyo, JapanCorrespondence: Kenji Inoue, Inouye Eye Hospital, 4-...

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Main Authors: Inoue K, Komori R, Kunimatsu-Sanuki S, Ishida K, Tomita G
Format: Article
Language:English
Published: Dove Medical Press 2022-03-01
Series:Clinical Ophthalmology
Subjects:
Online Access:https://www.dovepress.com/frequency-of-use-of-fixed-combination-eye-drops-by-patients-with-glauc-peer-reviewed-fulltext-article-OPTH
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author Inoue K
Komori R
Kunimatsu-Sanuki S
Ishida K
Tomita G
author_facet Inoue K
Komori R
Kunimatsu-Sanuki S
Ishida K
Tomita G
author_sort Inoue K
collection DOAJ
description Kenji Inoue,1 Ryoko Komori,1 Shiho Kunimatsu-Sanuki,2 Kyoko Ishida,3 Goji Tomita1,3 1Inouye Eye Hospital, Tokyo, Japan; 2Nishikasai Inouye Eye Hospital, Tokyo, Japan; 3Department of Ophthalmology, Toho University Ohashi Medical Center, Tokyo, JapanCorrespondence: Kenji Inoue, Inouye Eye Hospital, 4-3 Kanda-surugadai, Chiyoda-ku, Tokyo, 101-0062, Japan, Tel +813-3295-0911, Fax +813-3295-0917, Email 2inoue-k@inouye-eye.or.jpPurpose: To investigate the current use of fixed-combination eye drops by patients with glaucoma in Japan.Patients and Methods: A total of 5303 outpatients (5303 eyes) with glaucoma or ocular hypertension were enrolled in the survey at 78 private practices from March 8 to 14, 2020. The medications they used were investigated. The use of fixed-combination medications was analyzed, stratified by the number of medications used. The results were compared to those of the survey performed in 2016 via χ2 tests.Results: Fixed-combination medications were used by 55.6%, 79.8%, 84.9%, 91.3%, and 94.1% of patients in the two-, three-, four-, five, and six-medications groups. The use of prostaglandin analog/β-blocker (PG/β), carbonic anhydrase inhibitor/β-blocker (CAI/β), and α-2-adrenergic agonist/β-blocker (α 2/β) fixed-combination medications were 42.8%, 12.0%, and 0.8% in the two-medications group; 36.2%, 41.6%, and 2.0% in the three-medications group; and 23.5%, 60.1%, and 1.3% in the four-medications group, respectively. The most commonly used fixed-combination medications were PG/β in the two-medications group and CAI/β in the groups using three or more medications. Compared to those in the survey performed in 2016, there were increases (both P < 0.0001) in the use of PG/β fixed-combination medication in the two- (28.7% to 42.8%) and three-medications (21.7% to 36.2%) groups, and none in the use of CAI/β fixed-combination medication. There was little use of α 2/β fixed-combination medication, probably because it was launched only three months before the survey.Conclusion: The proportion of fixed-combination medications increased as the number of medications per patient increased.Keywords: intraocular pressure, PG/β fixed combination, CAI/β fixed combination, α 2/β fixed combination, multicenter
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spelling doaj.art-bfd3beb8e8aa4f5692023ab4b4694c0b2022-12-22T01:40:16ZengDove Medical PressClinical Ophthalmology1177-54832022-03-01Volume 1655756573308Frequency of Use of Fixed-Combination Eye Drops by Patients with Glaucoma at Multiple Private Practices in JapanInoue KKomori RKunimatsu-Sanuki SIshida KTomita GKenji Inoue,1 Ryoko Komori,1 Shiho Kunimatsu-Sanuki,2 Kyoko Ishida,3 Goji Tomita1,3 1Inouye Eye Hospital, Tokyo, Japan; 2Nishikasai Inouye Eye Hospital, Tokyo, Japan; 3Department of Ophthalmology, Toho University Ohashi Medical Center, Tokyo, JapanCorrespondence: Kenji Inoue, Inouye Eye Hospital, 4-3 Kanda-surugadai, Chiyoda-ku, Tokyo, 101-0062, Japan, Tel +813-3295-0911, Fax +813-3295-0917, Email 2inoue-k@inouye-eye.or.jpPurpose: To investigate the current use of fixed-combination eye drops by patients with glaucoma in Japan.Patients and Methods: A total of 5303 outpatients (5303 eyes) with glaucoma or ocular hypertension were enrolled in the survey at 78 private practices from March 8 to 14, 2020. The medications they used were investigated. The use of fixed-combination medications was analyzed, stratified by the number of medications used. The results were compared to those of the survey performed in 2016 via χ2 tests.Results: Fixed-combination medications were used by 55.6%, 79.8%, 84.9%, 91.3%, and 94.1% of patients in the two-, three-, four-, five, and six-medications groups. The use of prostaglandin analog/β-blocker (PG/β), carbonic anhydrase inhibitor/β-blocker (CAI/β), and α-2-adrenergic agonist/β-blocker (α 2/β) fixed-combination medications were 42.8%, 12.0%, and 0.8% in the two-medications group; 36.2%, 41.6%, and 2.0% in the three-medications group; and 23.5%, 60.1%, and 1.3% in the four-medications group, respectively. The most commonly used fixed-combination medications were PG/β in the two-medications group and CAI/β in the groups using three or more medications. Compared to those in the survey performed in 2016, there were increases (both P < 0.0001) in the use of PG/β fixed-combination medication in the two- (28.7% to 42.8%) and three-medications (21.7% to 36.2%) groups, and none in the use of CAI/β fixed-combination medication. There was little use of α 2/β fixed-combination medication, probably because it was launched only three months before the survey.Conclusion: The proportion of fixed-combination medications increased as the number of medications per patient increased.Keywords: intraocular pressure, PG/β fixed combination, CAI/β fixed combination, α 2/β fixed combination, multicenterhttps://www.dovepress.com/frequency-of-use-of-fixed-combination-eye-drops-by-patients-with-glauc-peer-reviewed-fulltext-article-OPTHintraocular pressurepg/β fixed combinationcai/β fixed combinationα2/β fixed combinationmulticenter
spellingShingle Inoue K
Komori R
Kunimatsu-Sanuki S
Ishida K
Tomita G
Frequency of Use of Fixed-Combination Eye Drops by Patients with Glaucoma at Multiple Private Practices in Japan
Clinical Ophthalmology
intraocular pressure
pg/β fixed combination
cai/β fixed combination
α2/β fixed combination
multicenter
title Frequency of Use of Fixed-Combination Eye Drops by Patients with Glaucoma at Multiple Private Practices in Japan
title_full Frequency of Use of Fixed-Combination Eye Drops by Patients with Glaucoma at Multiple Private Practices in Japan
title_fullStr Frequency of Use of Fixed-Combination Eye Drops by Patients with Glaucoma at Multiple Private Practices in Japan
title_full_unstemmed Frequency of Use of Fixed-Combination Eye Drops by Patients with Glaucoma at Multiple Private Practices in Japan
title_short Frequency of Use of Fixed-Combination Eye Drops by Patients with Glaucoma at Multiple Private Practices in Japan
title_sort frequency of use of fixed combination eye drops by patients with glaucoma at multiple private practices in japan
topic intraocular pressure
pg/β fixed combination
cai/β fixed combination
α2/β fixed combination
multicenter
url https://www.dovepress.com/frequency-of-use-of-fixed-combination-eye-drops-by-patients-with-glauc-peer-reviewed-fulltext-article-OPTH
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