{"id":7080,"date":"2026-02-20T13:03:03","date_gmt":"2026-02-20T11:03:03","guid":{"rendered":"https:\/\/ophthalmogen.com\/?p=7080"},"modified":"2026-04-23T16:51:21","modified_gmt":"2026-04-23T13:51:21","slug":"allergies-kai-antiistaminika-giati-ta-matia-paramenoun-kokkina","status":"publish","type":"post","link":"https:\/\/ophthalmogen.com\/en\/2026\/02\/20\/allergies-kai-antiistaminika-giati-ta-matia-paramenoun-kokkina\/","title":{"rendered":"Allergies and antihistamines: Why do eyes stay red?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"7080\" class=\"elementor elementor-7080\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e8231b9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e8231b9\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1dd345f\" data-id=\"1dd345f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a792aa8 elementor-widget elementor-widget-heading\" data-id=\"a792aa8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What do they offer, what are the side effects on the eyes, and what do their users really need?\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9e0a5b7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9e0a5b7\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cf0f97c\" data-id=\"cf0f97c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-eebc51e elementor-widget elementor-widget-text-editor\" data-id=\"eebc51e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Do <a href=\"https:\/\/dermophthalmology.com\/xirofthalmia-pou-prokaleitai-apo-antiistaminika\/\">Antihistamines<\/a> are a key pillar in modern medical treatment:<\/p><ul><li>allergic rhinitis<\/li><li><a href=\"https:\/\/ophthalmogen.com\/en\/2026\/02\/08\/epoxiki-allergia-antistaminika-xirofthalmia-vlefaro-kentriki-frontida\/\">seasonal and chronic allergies<\/a><\/li><li>asthma (as adjunctive therapy)<\/li><\/ul><p>Millions of people take them daily, often for months or even a year. In everyday practice, the most commonly used antihistamines that patients search for online include:<\/p><ul><li>Zyrtec\u00ae (cetirizine)<\/li><li>Aerius\u00ae (desloratadine)<\/li><li>Claritine\u00ae (loratadine)<\/li><li>Xyzal\u00ae (levocetirizine)<\/li><li>Telfast\u00ae \/ Allegra\u00ae (fexofenadine)<\/li><li>Rupafin\u00ae (rupatadine)<\/li><li>Fenistil\u00ae<\/li><li>Benadryl\u00ae (diphenhydramine)<\/li><\/ul><p>These are medicines that:<\/p><ul><li>taken daily<\/li><li>often without interruption<\/li><li>by people looking for a solution for red or dry eyes, without suspecting the connection<\/li><\/ul><p>However, a very large percentage of users report:<\/p><ul><li><a href=\"https:\/\/ophthalmogen.com\/en\/vlefara-vlrefarides-fridia\/\">red eyes<\/a><\/li><li>dryness and burning<\/li><li>\"pulling\" feeling<\/li><li>transient tearing alternating with intense dryness<\/li><\/ul><p>And then the reasonable question arises: \"<a href=\"https:\/\/ophthalmogen.com\/en\/2026\/01\/13\/antihistamine-dry-eye-guide\/\">And then the reasonable question arises:<\/a>\u201d<\/p><h3><strong>The truth that is rarely discussed<\/strong><\/h3><p>Antihistamines:<\/p><ul><li>control the allergic reaction<\/li><li>reduce inflammation caused by histamine<\/li><li>do not protect tear function<\/li><li>they do not support the eyelids<\/li><li>often worsen dry eyes<\/li><\/ul><p><strong>The problem is not the lawsuit.<\/strong>\u00a0<a href=\"https:\/\/www.pharmacydiscount.gr\/blog\/tsakalos-ophthalmogen-interview.htm\">The problem is that eye support is missing.<\/a><\/p><h3><strong>What do scientific studies show (Ophthalmology)<\/strong><\/h3><p><strong>TFOSDEWSII<\/strong><strong> (2017)<\/strong><\/p><p>The world's largest scientific study on dry eye reaches a crucial conclusion: The most common cause of redness and discomfort is not a lack of tears, but evaporative dry eye, which is directly related to the function of the eyelids.<\/p><p><strong>Nicholsetal<\/strong><strong>. \u2013 <\/strong><strong>IOVS<\/strong><\/p><p>The basic mechanism is highlighted: Lipid layer disruption \u2192 tear film instability \u2192 vasodilation \u2192 red eyes<\/p><p><strong>Baudouin et al. \u2013 The Ocular Surface<\/strong><\/p><p>Chronic inflammation of the ocular surface is maintained primarily by the eyelids and not by the eye itself.<\/p><p><strong>Bielory L. \u2013 Current Opinion in Allergy &amp; Clinical Immunology<\/strong><\/p><p>The overlap between:<\/p><ul><li>allergy<\/li><li>Dry eye<\/li><li>eyelid inflammation<\/li><\/ul><p>even when the allergy appears clinically controlled.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-36ba8e8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"36ba8e8\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-26c2090\" data-id=\"26c2090\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b72d777 elementor-widget elementor-widget-image\" data-id=\"b72d777\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-66-1024x683.jpg\" class=\"attachment-large size-large wp-image-7083\" alt=\"\" srcset=\"https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-66-1024x683.jpg 1024w, https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-66-300x200.jpg 300w, https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-66-768x512.jpg 768w, https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-66-1536x1024.jpg 1536w, https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-66-2048x1366.jpg 2048w, https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-66-18x12.jpg 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6d94847 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6d94847\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-61abd8f\" data-id=\"61abd8f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8b51485 elementor-widget elementor-widget-text-editor\" data-id=\"8b51485\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3><strong>Antihistamines and eye side effects<\/strong><\/h3>\n<p>Studies from:<\/p>\n<ul>\n<li>Ousler GW et al. \u2013 Clinical Therapeutics<\/li>\n<li>Welch D et al. \u2013 Clinical Drug Investigation<\/li>\n<li>Abelson MB et al. \u2013 Survey of Ophthalmology<\/li>\n<\/ul>\n<p>They show that antihistamines:<\/p>\n<ul>\n<li>Reduce allergic inflammation<\/li>\n<li>They reduce tear secretion.<\/li>\n<li>They increase the evaporation of tears<\/li>\n<li>worsen tear film instability<\/li>\n<\/ul>\n<p><strong>This explains why: the allergy is controlled, but the eyes remain red.<\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0859e83 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0859e83\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0bbbebf\" data-id=\"0bbbebf\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c9a01a9 elementor-widget elementor-widget-text-editor\" data-id=\"c9a01a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3><strong>ENT and Allergology: the rhino-ophthalmic axis<\/strong><\/h3><p><em>According to <\/em><em>BousquetJ<\/em><em>. <\/em><em>etal<\/em><em>. (<\/em><em>ARIA<\/em><em> \u2013 <\/em><em>Journal<\/em> <em>of<\/em> <em>Allergy<\/em> <em>and<\/em> <em>Clinical<\/em> <em>Immunology<\/em><em>):<\/em>Nose, eyes and lungs function as a single system (United Airway Concept).<\/p><p>Baroody FM (Current Allergy and Asthma Reports) shows that:<\/p><ul><li>Nasal inflammation activates rhino-ocular reflexes causing\u00a0<a href=\"https:\/\/www.pharmacydiscount.gr\/blog\/%CE%B3%CE%B9%CE%B1%CF%84%CE%B9-%CF%84%CE%B1-%CE%BC%CE%B1%CF%84%CE%B9%CE%B1-%CE%B4%CE%B1%CE%BA%CF%81%CF%85%CE%B6%CE%BF%CF%85%CE%BD-%CF%87%CF%89%CF%81%CE%B9%CF%83-%CE%BB%CF%8C%CE%B3%CE%BF-%CF%80%CF%8C%CF%84%CE%B5-%CE%B4%CE%B5%CE%BD-%CE%B5%CE%B9%CE%BD%CE%B1%CE%B9-%CF%86%CF%85%CF%83%CE%B9%CE%BF%CE%BB%CE%BF%CE%B3%CE%B9%CE%BA%CF%8C.htm\">tearing<\/a>, redness and feeling of heaviness in the eyes<\/li><\/ul><p>This is why high volume\/low pressure nasal washes (e.g. OTOSAN Nasal Wash, Sinus Rinse) often improve ocular symptoms as well.<\/p><h3><strong>Why artificial tears are needed with antihistamines<\/strong><\/h3><p>Artificial tears such as:<\/p><ul><li>Visionlux Plus (moisturizing drops)<\/li><li><a href=\"https:\/\/www.pharmacydiscount.gr\/vendors\/floradix-salus\/flora-%CE%BA%CE%BF%CE%BA%CE%BA%CE%B9%CE%BD%CE%BF-%CE%B3%CE%B9%CE%B1-kokkina-matia-%CF%86%CF%85%CF%83-%CF%83%CF%80%CF%81%CE%B5%CE%B9-%CE%BC%CE%B1%CF%84%CE%B9%CF%89%CE%BD-%CF%87%CE%B1%CE%BC%CE%BF%CE%BC%CE%B7%CE%BB%CE%B9%CE%BA%CE%BF%CF%85%CF%81%CE%BA%CE%BF%CF%85%CE%BC%CE%B1%CE%B5%CF%85%CF%86%CF%81%CE%B1%CE%B6%CE%B9%CE%B1-10ml.htm\">Flora Vision Spray<\/a> (newer generation spray)<\/li><\/ul><p>provide:<\/p><ul><li>Instant hydration<\/li><li>Dilution of inflammatory factors<\/li><li>temporary relief<\/li><\/ul><p><strong>But: they are ancillary \u2014 not the root of the solution.<\/strong><\/p><h3><strong>The root of the problem: the eyelids<\/strong><\/h3><p>The actual stability of the tear film depends on:<\/p><ul><li>the proper functioning of the eyelids<\/li><li>the meibomian glands<\/li><li>the lipid layer<\/li><\/ul><p><strong>That is where modernity focuses.<\/strong>\u00a0<a href=\"https:\/\/dermophthalmology.com\/ti-einai-i-dermofthalmologia\/\">DermOphthalmology approach<\/a><strong>.<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bf3e228 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bf3e228\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-565c793\" data-id=\"565c793\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2d7a357 elementor-widget elementor-widget-image\" data-id=\"2d7a357\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-67-1024x683.jpg\" class=\"attachment-large size-large wp-image-7084\" alt=\"\" srcset=\"https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-67-1024x683.jpg 1024w, https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-67-300x200.jpg 300w, https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-67-768x512.jpg 768w, https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-67-1536x1024.jpg 1536w, https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-67-2048x1366.jpg 2048w, https:\/\/ophthalmogen.com\/wp-content\/uploads\/2026\/02\/DERMOPHTHALMOLOGY-67-18x12.jpg 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5f3966a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5f3966a\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bcf3c65\" data-id=\"bcf3c65\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-debe417 elementor-widget elementor-widget-text-editor\" data-id=\"debe417\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3><strong>The Role of <\/strong><a href=\"https:\/\/www.pharmacydiscount.gr\/vendors\/ophthalmogen\/ophthalmogen-eye-10.htm\"><strong>Ophthalmogen<\/strong> <strong>EYE<\/strong><\/a><strong><a href=\"https:\/\/www.pharmacydiscount.gr\/vendors\/ophthalmogen\/ophthalmogen-eye-10.htm\">10<\/a> in antihistamine users<\/strong><\/h3>\n<p>Antihistamines often lead to thicker and stagnant meibum, resulting in:<\/p>\n<ul>\n<li>meibomian gland blockage<\/li>\n<li>worsening MGD<\/li>\n<li>severe evaporative dry eye<\/li>\n<\/ul>\n<p><strong>Ophthalmogen EYE10<\/strong><\/p>\n<p>The&nbsp;<a href=\"https:\/\/www.pharmacydiscount.gr\/vendors\/ophthalmogen\/ophthalmogen-eye-10.htm\">Ophthalmogen EYE10 <\/a>offers<\/p>\n<ul>\n<li>controlled heat on the eyelids<\/li>\n<li>liquefaction of viscous meibum<\/li>\n<li>restoration of meibomian gland flow<\/li>\n<li>improvement of the lipid layer<\/li>\n<li>more stable tear film<\/li>\n<\/ul>\n<p><strong>Ideal for Zyrtec, Aerius, Claritin, Xyzal users. <\/strong><strong>Ideal for people with chronic allergic rhinitis and red eyes<\/strong><\/p>\n<h3><strong>\u0393\u03b9\u03b1\u03c4\u03af \u03bf\u03b9 \u03c7\u03c1\u03ae\u03c3\u03c4\u03b5\u03c2 \u03b1\u03bd\u03c4\u03b9\u03b9\u03c3\u03c4\u03b1\u03bc\u03b9\u03bd\u03b9\u03ba\u03ce\u03bd \u03a0\u03a1\u0395\u03a0\u0395\u0399 \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd <\/strong><strong>Ophthalmogen<\/strong><\/h3>\n<p><strong>Ophthalmogen Gel<\/strong><\/p>\n<ul>\n<li>eyelid &amp; eyelash base cleaning<\/li>\n<li>reduction of inflammatory load<\/li>\n<li>lipid layer support<\/li>\n<li>better tear film quality<\/li>\n<\/ul>\n<p><strong>Ophthalmogen Spray<\/strong><\/p>\n<ul>\n<li>spraying on closed eyes<\/li>\n<li>without irritation<\/li>\n<li>ideal for work, travel, allergy flare-ups<\/li>\n<\/ul>\n<p><strong>It does not replace medications.<\/strong>&nbsp;<a href=\"https:\/\/ophthalmogen.com\/en\/2025\/08\/27\/xalazio-fakoi-epafis\/\">Protects the eyes from their side effects<\/a><strong>.<\/strong><\/p>\n<h3><strong>The right, modern strategy<\/strong><\/h3>\n<ul>\n<li>Antihistamines \u2192 for allergy control<\/li>\n<li>Ophthalmogen EYE10 \u2192 decongestion &amp; thermal restoration<\/li>\n<li>Ophthalmogen Gel \u2192 cleansing &amp; anti-inflammatory support<\/li>\n<li>Ophthalmogen Spray \u2192 daily protection<\/li>\n<li>Artificial tears \u2192 adjuvant<\/li>\n<\/ul>\n<p>No conflict. Collaboration.<\/p>\n<h3><strong>Conclusion<\/strong><\/h3>\n<ul>\n<li>Antihistamines are not \u201cbad\u201d<\/li>\n<li>But they are not enough for the eyes<\/li>\n<li>Dryness is an expected side effect<\/li>\n<li>Eyelid hygiene is essential<\/li>\n<li>Ophthalmogen protects the basis of vision<\/li>\n<li>Quality of life improves substantially<\/li>\n<\/ul>\n<h3><strong>FAQ<\/strong><strong> \u2014 Antihistamines &amp; Eyes<\/strong><\/h3>\n<ol>\n<li><u> Should I stop taking antihistamines?<\/u><\/li>\n<\/ol>\n<p>No. When they are appropriate, they are necessary.<\/p>\n<ol start=\"2\">\n<li><u> Why do I need <\/u><u>Ophthalmogen<\/u><u>;<\/u><\/li>\n<\/ol>\n<p>Why medications don't support eyelids.<\/p>\n<ol start=\"3\">\n<li><u> Are artificial tears enough?<\/u><\/li>\n<\/ol>\n<p>Not on their own. They don't fix the cause.<\/p>\n<ol start=\"4\">\n<li><u> Can I use them every day?<\/u><\/li>\n<\/ol>\n<p>Yes. They are designed for long-term use.<\/p>\n<ol start=\"5\">\n<li><u> When should I see a doctor?<\/u><\/li>\n<\/ol>\n<h3>In pain, photophobia, discharge or sudden decrease in vision.<\/h3>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-774db7e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"774db7e\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4307422\" data-id=\"4307422\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f13491b elementor-widget elementor-widget-text-editor\" data-id=\"f13491b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"oph-related-articles\">\n  <div class=\"oph-related-header\">\n    <span>Related Articles<\/span>\n  <\/div>\n\n  <div class=\"oph-related-grid\">\n    <a href=\"https:\/\/ophthalmogen.com\/en\/2026\/04\/19\/kokkina-matia-apo-fakous-epafhs\/\" class=\"oph-related-card\">\n      <span class=\"oph-related-title\">Red eyes from contact lenses<\/span>\n      <span class=\"oph-related-arrow\">\u2192<\/span>\n    <\/a>\n\n    <a href=\"https:\/\/ophthalmogen.com\/en\/2026\/03\/05\/kokkina-matia-paidia-oxi-epipefykitida-aitia-lysi\/\" class=\"oph-related-card\">\n      <span class=\"oph-related-title\">Red eyes in children \u2260 always conjunctivitis<\/span>\n      <span class=\"oph-related-arrow\">\u2192<\/span>\n    <\/a>\n\n    <a href=\"https:\/\/ophthalmogen.com\/en\/2026\/02\/20\/allergies-kai-antiistaminika-giati-ta-matia-paramenoun-kokkina\/\" class=\"oph-related-card\">\n      <span class=\"oph-related-title\">Allergies and antihistamines: Why do eyes stay red?<\/span>\n      <span class=\"oph-related-arrow\">\u2192<\/span>\n    <\/a>\n\n    <a href=\"https:\/\/ophthalmogen.com\/en\/2026\/02\/18\/kokkina-matia-choris-molynsi-giati-kolliria-den-arkoyn\/\" class=\"oph-related-card\">\n      <span class=\"oph-related-title\">Red eyes without infection \u2014 why eye drops aren't enough<\/span>\n      <span class=\"oph-related-arrow\">\u2192<\/span>\n    <\/a>\n\n    <a href=\"https:\/\/ophthalmogen.com\/en\/2026\/02\/14\/kokkina-matia-aggeiosyspastika-kolliria-pagida-lysi\/\" class=\"oph-related-card\">\n      <span class=\"oph-related-title\">Red eyes &amp; vasoconstrictor eye drops \u2013 Trap or solution?<\/span>\n      <span class=\"oph-related-arrow\">\u2192<\/span>\n    <\/a>\n\n    <a href=\"https:\/\/ophthalmogen.com\/en\/2026\/01\/29\/kokkina-matia-apo-makigiaz\/\" class=\"oph-related-card\">\n      <span class=\"oph-related-title\">Red eyes from makeup<\/span>\n      <span class=\"oph-related-arrow\">\u2192<\/span>\n    <\/a>\n\n    <a href=\"https:\/\/ophthalmogen.com\/en\/2026\/01\/13\/giati-ta-antiistaminika-borei-na-afinoun-ta-matia-sou-kokkina\/\" class=\"oph-related-card\">\n      <span class=\"oph-related-title\">Why Antihistamines May Leave Your Eyes Red<\/span>\n      <span class=\"oph-related-arrow\">\u2192<\/span>\n    <\/a>\n\n    <a href=\"https:\/\/ophthalmogen.com\/en\/2026\/04\/20\/matia-dakryzoun-kokkinizoun-tsouzoun-aitia-antimetopisi\/\" class=\"oph-related-card\">\n      <span class=\"oph-related-title\">Eyes that water, redden and sting: causes and treatment<\/span>\n      <span class=\"oph-related-arrow\">\u2192<\/span>\n    <\/a>\n  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\u03b9\u03b1\u03c4\u03c1\u03b9\u03ba\u03ae \u03b1\u03bd\u03c4\u03b9\u03bc\u03b5\u03c4\u03ce\u03c0\u03b9\u03c3\u03b7: \u03b1\u03bb\u03bb\u03b5\u03c1\u03b3\u03b9\u03ba\u03ae\u03c2 \u03c1\u03b9\u03bd\u03af\u03c4\u03b9\u03b4\u03b1\u03c2 \u03b5\u03c0\u03bf\u03c7\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c7\u03c1\u03cc\u03bd\u03b9\u03c9\u03bd \u03b1\u03bb\u03bb\u03b5\u03c1\u03b3\u03b9\u03ce\u03bd \u03ac\u03c3\u03b8\u03bc\u03b1\u03c4\u03bf\u03c2 (\u03c9\u03c2 \u03c3\u03c5\u03bd\u03bf\u03b4\u03ae\u03c2 \u03b1\u03b3\u03c9\u03b3\u03ae) \u0395\u03ba\u03b1\u03c4\u03bf\u03bc\u03bc\u03cd\u03c1\u03b9\u03b1 \u03ac\u03bd\u03b8\u03c1\u03c9\u03c0\u03bf\u03b9 \u03c4\u03b1 \u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd \u03ba\u03b1\u03b8\u03b7\u03bc\u03b5\u03c1\u03b9\u03bd\u03ac, \u03c3\u03c5\u03c7\u03bd\u03ac \u03b3\u03b9\u03b1 \u03bc\u03ae\u03bd\u03b5\u03c2 \u03ae \u03ba\u03b1\u03b9 \u03cc\u03bb\u03bf \u03c4\u03bf\u03bd \u03c7\u03c1\u03cc\u03bd\u03bf.\u03a3\u03c4\u03b7\u03bd \u03ba\u03b1\u03b8\u03b7\u03bc\u03b5\u03c1\u03b9\u03bd\u03ae \u03c0\u03c1\u03ac\u03be\u03b7, \u03c4\u03b1 \u03c0\u03b9\u03bf \u03c3\u03c5\u03c7\u03bd\u03ac \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5\u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03b9\u03c3\u03c4\u03b1\u03bc\u03b9\u03bd\u03b9\u03ba\u03ac \u03c0\u03bf\u03c5 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":7082,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[33,37],"tags":[],"class_list":["post-7080","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-eye-diseases"],"_links":{"self":[{"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/posts\/7080","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/comments?post=7080"}],"version-history":[{"count":23,"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/posts\/7080\/revisions"}],"predecessor-version":[{"id":8178,"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/posts\/7080\/revisions\/8178"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/media\/7082"}],"wp:attachment":[{"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/media?parent=7080"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/categories?post=7080"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ophthalmogen.com\/en\/wp-json\/wp\/v2\/tags?post=7080"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}