scholarly journals Dorzolamide/Timolol-Fixed Combination For Primary Open-Angle Glaucoma: A Protocol For Systematic Review

2020 ◽  
Author(s):  
Yan-Xiu Qi ◽  
Hong-wei Liu ◽  
Quan Sun ◽  
Xing-jie Su ◽  
Lin Han

Abstract Background: Primary open-angle glaucoma (POAG) is a very common disorder, and it is the second leading cause that results in blindness worldwide after cataracts. Previous studies have reported that dorzolamide/timolol-fixed combination (DTFC) can be used in treating POAG. However, there are still inconsistent results. Thus, this study will systematically investigate the efficacy and safety of DTFC on POAG. Methods: A comprehensive search will be carried out in Cochrane Library, MEDLINE, EMBASE, CINAHI, ACMD, China National Knowledge Infrastructure, and WANGFANG database from origin to the present. There are no limitations related to the language and publication status. Only randomized controlled trials that assessed the efficacy and safety of DTFC for the treatment of POAG will be included. Two researchers will independently undertake record selection, data extraction, and study quality assessment. Any divisions will be solved by discussion with a third researcher. We will perform statistical analysis using RevMan 5.3 software Discussion: This study will summarize the present evidence to identify the efficacy and safety of DTFC in treating POAG through mean intraocular pressure, best corrected visual acuity, contrast sensitivity, bioelectric activity of the retina, rate of progression of glaucoma, quality of life, and adverse events. The results of this study will help to determine whether DTFC is effective and safety for the treatment of POAG.Systematic review registration: PROSPERO CRD42020170531.

2020 ◽  
Author(s):  
Yan-Xiu Qi ◽  
Hong-wei Liu ◽  
Xing-jie Su ◽  
Lin Han

Abstract Background: Primary open-angle glaucoma (POAG) is a very common disorder, and it is the second leading reason that leads to blindness worldwide after cataracts. Previous studies have reported that dorzolamide/timolol-fixed combination (DTFC) can be used to treat patients with POAG. However, there are still inconsistent results. Thus, this study will systematically investigate the efficacy and safety of DTFC for the treatment of patients with POAG.Methods: A comprehensive search will be carried out in the electronic databases of Cochrane Library, MEDLINE, EMBASE, CINAHI, ACMD, China National Knowledge Infrastructure, and Wanfang Data from origin to the March 1, 2020. There are no limitations related to the language and publication status. Only randomized controlled trials that assessed the efficacy and safety of DTFC for the treatment of POAG will be included. Two researchers will independently undertake record selection, data extraction, and methodological quality assessment. Any divisions will be solved by discussion with a third researcher. We will perform statistical analysis using RevMan 5.3 softwareDiscussion: This study will summarize present evidence to identify the efficacy and safety of DTFC for the treatment of POAG through mean intraocular pressure, best corrected visual acuity, contrast sensitivity, bioelectric activity of the retina, rate of progression of glaucoma, quality of life, and adverse events. The results of this study will help to determine whether DTFC is effective and safety for the treatment of POAG.Systematic review registration: INPLASY202040120.


2008 ◽  
Vol 86 (8) ◽  
pp. 860-865 ◽  
Author(s):  
Józef Kałużny ◽  
Roman Sobecki ◽  
Krystyna Czechowicz-Janicka ◽  
Dariusz Kecik ◽  
Bartłomiej J. Kałużny ◽  
...  

Author(s):  
Mohammad Pakravan ◽  
Afsaneh Naderi Beni ◽  
Shahin Yazdani ◽  
Hamed Esfandiari

Purpose: To compare the therapeutic efficacy and safety of dorzolamide/timolol fixed-combination in newly diagnosed primary open angle glaucoma patients. Methods: In this prospective, interventional case series, newly diagnosed primary open angle glaucoma (POAG) patients that had not been treated for glaucoma were included. Patients were started on Cosopt twice a day (BID) for 1 month and then switched to three times a day (TDS) for additional 1 month. Patients underwent comprehensive ophthalmic examination, diurnal intraocular pressure (IOP), blood pressure (BP) and 24-hours heart rate (HR) measurements at baseline, month 1( BID), and month 2( TDS). IOP, systolic and diastolic pressures were measured at 8:00 AM,12:00 AM, 4:00 PM, 8:00 PM and 12:00 PM. Throughout the study, all adverse events were recorded and monitored by the investigators. Results: In 31 POAG patients that completed the study ,mean baseline IOP was 23.1±3.15 mmHg . IOP was decreased significantly 16.5 ± 2.21 at 1 month (P < 0.0001) and 13.9 ± 2.23 mmHg at 1 and 2 month follow up. (P < 0.0001) IOP was significantly lower in month 2 compared to month 1 (P = 0.0004). While Cosopt BID significantly reduced the mean 24-hour systolic BP and mean 24-hour HR from baseline (P < 0.0001), the mean 24-hour systolic BP and HR remained unchanged 2ith Cosopt TDS compared to BID (P = 0.62). Conclusions: Cosopt TDS has a superior IOP-lowering effect than Cosopt BID in POAG patients with comparable safety profile.                 


1997 ◽  
Vol 7 (4) ◽  
pp. 351-356 ◽  
Author(s):  
◽  
A. M. Bron ◽  
C. P. Garcher ◽  
D. Sirbat ◽  
C. M. Allaire ◽  
...  

Purpose To compare the efficacy and safety of a newly developed ophthalmic solution containing carteolol 2% and pilocarpine (2% (CBS341A) with a timolol 0.5% and pilocarpine 2% fixed combination. Patients and Methods. A randomized, double-masked, multicenter study was conducted in 209 patients with primary open-angle glaucoma or ocular hypertension, whose intraocular pressure (IOP) was higher than 21 mm Hg on bet-blocker twice a day alone. The test medications were administered twice daily for 4 months. IOP was measured at 9 and 11 a.m. at the beginning of the study (with beta-blocker alone) and after one and four months of treatment. Adverse effects were recorded. Results Both combinations caused a similar, statistically significant decrease in IOP. At four months, in the CBS341A group a 2.4 mm Hg (9%) reduction in IOP was achieved at 9 a.m. and 4.1 mm Hg (17.3%) at 11 a.m. compared with respectively 3 mm Hg (11%) and 4.5 mm Hg (19.5%) in the timolol-pilocarpine group. No statistical difference was observed between the two groups in safety and efficacy. Conclusions The carteolol-pilocarpine combination appears as safe and as effective as the timolol-pilocarpine combination in the medical treatment of primary open-angle glaucoma or ocular hypertension.


2021 ◽  
Author(s):  
XiaLi XUE ◽  
Zhongyi Deng ◽  
Ning Li ◽  
Ling Zhou ◽  
Nan Wang ◽  
...  

Abstract Background: The coronavirus disease 2019 (COVID-19) is one of the most wide-spread and threatening infectious diseases in human history. Experts in the field of medicine and biology are working to develop methods to treat and prevent COVID-19. Currently, COVID-19 is predominantly treated with symptomatic therapy and there is still a lack of effective antiviral therapy. Therefore, the prevention and control of novel coronavirus is primarily focused on vaccine development. Several vaccines have been developed, but their relative efficacy and safety have not been proven. Therefore, the aim of this study is to investigate the efficacy and safety of COVID-19 vaccines.Methods and analysis: The electronic databases we will use to retrieve information include PubMed, The Cochrane Library, Web of Science, China National Knowledge Infrastructure (CNKI), Wanfang Database and Weipu Electronics. The retrieval period is from the establishment of the database to March 2021. All randomized controlled trials in humans vaccinated with COVID-19 were collected, and data were independently selected and extracted according to predesigned inclusion/exclusion criteria. Full-text screening, data extraction and quality assessment were conducted independently by two reviewers. Two additional investigators will conduct report quality, risk of bias, sensitivity analysis and subgroup analysis to ensure the reliability of our study results. The software RevMan 5.3 was used for statistical analysis. Systematic review and meta-analyses will be conducted to evaluate the pooled evidence of efficacy and safety of the COVID-19 vaccines.Result: This study will evaluate the efficacy and safety of the COVID-19 vaccines.Conclusion: The conclusions of this study will provide an evidence-based analysis of the safety and efficacy of COVID-19 vaccines.Systematic review registration: PROSPERO CRD42021242581


2018 ◽  
Vol 12 (1) ◽  
pp. 121-126 ◽  
Author(s):  
Kenji Inoue ◽  
Takeaki Ueda ◽  
Kyoko Ishida ◽  
Goji Tomita

Background: The Tafluprost/Timolol Fixed Combination (TTFC) has demonstrated efficacy and safety in reducing Intraocular Pressure (IOP). However, direct comparisons of switching from tafluprost to TTFC are limited. Objective: To investigate the efficacy and safety of switching from tafluprost to TTFC in patients with Primary Open-Angle Glaucoma (POAG). Methods: Thirty-four eyes (34 patients) with POAG that did not achieve adequate IOP reduction on tafluprost were switched to TTFC with no washout period. IOP, systolic/diastolic blood pressure and pulse rate were measured 1 and 3 months later and compared with baseline values. All participants were asked about specific adverse reactions after 1 and 3 months of treatment. Patients also completed a questionnaire about preference and adherence after 1 month of treatment. Results: Mean IOP after 1 and 3 months was significantly lower than at baseline (14.2 ± 2.1 mmHg and 14.1 ± 2.3 mmHg, respectively, vs 16.0 ± 2.0 mmHg, P < 0.0001). Systolic/diastolic blood pressure and pulse rate were not significantly different from baseline after 1 and 3 months. The questionnaire indicated that the frequency of missing a dose was not different before (27.3%) or after (18.2%) switching to TTFC (P = 0.2371). There were five reports of adverse reactions (14.7%), including a corneal epithelium disorder, ocular irritation, skin irritation at the wrist, and chest pain. Two patients (5.9%) withdrew because of adverse reactions. Conclusion: Switching from tafluprost to TTFC achieved IOP control safely and was well accepted by patients.


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