Can allergy eye drops cause pupil dilation?

No. Typically allergy eye drops contain antihistamines or saline. Should not noticably affect pupils. Even steroid Rx drops. Something else; ask your doctor. One pupil enlarged only? Go to ER. .

Related Questions

When allergy eye drops dilated pupils, does it damage the eye?

Usually no but.. You can cause a glaucoma attack if you have narrow angles. These type of drops are not really allergy drops they are vasoconstrictors, they make the eye look better because they shrink the blood vessels making the eye look less red. The best treatment is to remove exposure to the allergen barring that, antihistamine, steroid or other immunomodulating eye drops. Read more...

Could a migraine headache or car sickness cause slight pupil dilation in one eye?

Dilated pupil. You should see an ophthalmologist for complete eye exam. Unilateral pupil dilation and be nothing at all or something serious. So, see your ophthalmologist. Read more...

What are some common causes of spontaneous pupil dilation and dizziness? Head MRI clean

Pupils. Pupil dilation or mydriasis can occur with anything that will cause increased sympathetic tone or adrenalin. Nerves, excitement, fright, flight are all things that will dilate the eyes. Caffeine, decongestants eye drops can all dilate the eyes. Read more...