Acne drugs, antihistamines, antimalarials, corticosteroids and erectile dysfunction medicines can all alter eyesight, from dry eyes to raised eye pressure. Sudden pain, halos or blurred vision during treatment warrant prompt medical attention rather than stopping the drug alone.
Most medicines are safe. But some—a significant minority—carry real risks for your vision. They might cause dry eyes. They might blur your sight. In rare cases, they can cause permanent damage.
This matters. If you notice vision changes while taking medication, tell your doctor immediately. Early action can prevent serious complications. Below are five medication types known to affect eye health.
Certain acne treatments can trigger dry eyes and cause sudden vision loss in dim light. If you're on isotretinoin (Accutane) or similar drugs, monitor your eyes closely.
These treat allergies, hay fever, and insect bites. But some can raise eye pressure suddenly—sometimes triggering angle-closure glaucoma. Watch for headaches, severe eye pain, nausea, blurred vision, or coloured halos around lights. These are warning signs. Seek immediate care.
Rarely, long-term use can permanently damage the retina and cause irreversible vision loss. If you take these medications for extended periods, regular eye checks are essential.
Used for arthritis, psoriasis, and severe allergies, steroids like prednisone increase the risk of cataracts and glaucoma. They raise eye pressure, a key glaucoma trigger. If you're on long-term steroids, ask your doctor about eye monitoring.
Users report blurred vision and increased light sensitivity. These side effects are usually temporary, but if they persist, contact your eye care provider.
Don't stop taking prescribed medication without guidance. Instead:
Your eyes deserve the same attention as the rest of your health. If vision problems develop, getting checked early makes all the difference.
Source: WebMD Eye Health
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