Optistat Eye Drops 5 ml belongs to a group of medicines called histamine H1 receptor antagonists indicated in the treatment of eye itching associated with allergic conjunctivitis. Allergic conjunctivitis is a condition in which the eyes become itchy, red, swollen, and teary when exposed to certain substances in the air.
 
Optistat Eye Drops 5 ml contains Bepotastine, which works by blocking and preventing the action of histamine, a chemical substance that causes allergic symptoms. Thereby, Optistat Eye Drops 5 ml helps treat allergic conjunctivitis.
 
Optistat Eye Drops 5 ml is for ophthalmic (eye) use only. In some cases, Optistat Eye Drops 5 ml may cause common side effects such as mild taste changes, eye irritation, headache, and nasopharyngitis (common cold). Most of these side effects do not require medical attention and resolve gradually over time. However, you are advised to talk to your doctor if you experience these side effects persistently.
 
Consult your doctor if you are pregnant or breastfeeding. The safety and effectiveness of Optistat Eye Drops 5 ml in children below 2 years have not been established. Do not touch the tip of the dropper to the eyelids or any surface, as it may contaminate the contents. Keep your doctor informed about your health condition and medications to rule out any interactions.

Optistat Eye Drops 5 ml belongs to a class of medications known as histamine H1 receptor antagonists, which are used to treat itching caused by allergic conjunctivitis. Bepotastine, which is found in Optistat Eye Drops 5 ml, works by blocking and preventing the action of histamine, a chemical that causes allergic symptoms. As a result, Optistat Eye Drops 5 ml aids in the treatment of allergic conjunctivitis.

• Mild taste changes
• Eye irritation
• Headache
• Nasopharyngitis (common cold)

Do not use Optistat Eye Drops 5 ml if you are allergic to any components. Consult your doctor before using Optistat Eye Drops 5 ml if you are pregnant or breastfeeding. Do not touch the tip of the dropper to eyelids, surrounding areas or surfaces, as it may contaminate the contents. Keep the bottle tightly close when not in use. Let your doctor know if you are taking other prescription/non-prescription medicines or herbal supplements.

Drug-Drug Interactions: No interactions found/established.

Drug-Food Interactions: No interactions found/established.

Drug-Disease Interaction: No interactions found/established.

• Wash your hands regularly. Avoid touching the eyes with dirty hands. 
• Avoid rubbing the eyes.
• Avoid sharing eye makeup such as eyeliner, mascara or kohl.
• Always use clean towels or tissues to wipe your eyes and face.
• Regularly wash and change the pillowcases.
• If you wear contact lenses: Clean and replace contact lenses more often. Never share contact lenses. Always wash your hands before inserting and removing the contact lens. 
• Avoid staring at digital screens for longer durations. Rest your eyes every 20 minutes.
• Blink regularly as it helps in the spread of hydrating substances such as mucus and tears across the eyes.

Allergic conjunctivitis: Allergic conjunctivitis, also known as eye allergy, is a condition in which the eyes become itchy, red, swollen, and teary when exposed to certain airborne substances. Itching, burning sensations, watery eyes, red/pink eyes, and swollen or puffy eyelids are all symptoms of eye allergy.