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Published on: March 12, 2016
The safety and efficacy of glaucoma medication in the pediatric population
Greet Coppens1, Ingeborg Stalmans, Thierry Zeyen
1Department of Ophthalmology University Hospitals Leuven, Leuven, Belgium.
Insights
Timolol is a preferred topical glaucoma medication for children. Combining timolol with dorzolamide effectively controls intraocular pressure (IOP) with good tolerance in pediatric glaucoma patients.
Area of Science:
- Ophthalmology
- Pediatric Medicine
- Pharmacology
Background:
- Topical glaucoma medications are standard for childhood glaucoma.
- Limited data exists on newer glaucoma drug efficacy and safety in pediatric populations.
- A comprehensive review of English-language literature since 1980 was conducted.
Purpose of the Study:
- To review current medical therapies for pediatric glaucoma.
- To evaluate the efficacy and safety of different glaucoma drug classes in children.
- To identify gaps in knowledge regarding newer glaucoma medications in pediatric use.
Main Methods:
- Literature review of English-language reports on pediatric glaucoma medication since 1980.
- Analysis of data from PubMed and other sources.
- Categorization of medications into beta-blockers, carbonic anhydrase inhibitors, alpha2-agonists, and prostaglandin analogs.
Main Results:
- Timolol is the primary choice for pediatric glaucoma treatment.
- A combination of timolol and dorzolamide effectively controls intraocular pressure (IOP) with good tolerability.
- Alpha2-agonists present significant adverse effects in children and are contraindicated under age 2.
- Latanoprost shows reduced IOP-lowering efficacy in children compared to adults, though its safety profile is excellent.
Conclusions:
- Timolol and dorzolamide combinations offer effective and well-tolerated IOP control in pediatric glaucoma.
- Caution is advised with alpha2-agonists in young children due to adverse effects.
- Further research is needed to establish the role of latanoprost in pediatric glaucoma monotherapy.
Abstract:
Topical glaucoma medications are widely used for childhood glaucoma, although little is known concerning the use of the newer glaucoma medications in this population. The majority of the references cited were extracted from PubMed. A literature review of all English language reports related to glaucoma medication in the pediatric population since 1980 was performed. Medical therapy of pediatric glaucoma contains four groups of drugs: beta-blockers (timolol and betaxolol), carbonic anhydrase inhibitors (dorzolamide), alpha2-agonists (brimonidine), and prostaglandin analogs (latanoprost). Timolol is the first choice in pediatric glaucoma. In cases with insufficient reduction of the intraocular pressure (IOP), the combination of timolol once a day and dorzolamide twice a day brings about a good control of the IOP. Both medications are effective and well tolerated. The alpha2-agonists have more and potentially serious adverse effects in children and are contraindicated for children younger than 2 years of age. Latanoprost tends to be less effective in lowering IOP in children than in adults. However, no studies are reported where latanoprost is used in monotherapy. Additional study may further delineate this drug's role in treating pediatric glaucoma. The safety profile of latanoprost in children appears excellent.
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