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Olopatadine

Olopatadine Side Effects

Robert Chad Hakim, PharmD, BCCCPCydnee Ng, PharmD
Reviewed by Robert Chad Hakim, PharmD, BCCCP, Cydnee Ng, PharmD
Last reviewed on April 7, 2026

The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.

Common Side Effects

  • Blurry vision
  • Burning or stinging in the eye
  • Feeling like something is in the eye
  • Common cold symptoms
  • Sore throat

Less Common Side Effects

  • Dry eye
  • Changes in taste
When do Olopatadine possible side effects begin and end?
Time passed since treatment started:
M
H
D
W
M
Blurry vision

Source: DailyMed

The following Olopatadine side effects have also been reported

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

Less common

Blurred vision

burning, dryness, stinging of the eye

eye redness, irritation, or pain

swelling of the eyelid, face, lips, or feet

trouble breathing

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

Headache

runny or stuffy nose

sore throat

Less common

Back pain

body or muscle aches or pain

change in taste

chills

cough

diarrhea

feeling of something in the eye

general feeling of discomfort or illness

increased cough

lack or loss of strength

loss of appetite

nausea

pain or tenderness around the eyes and cheekbones

redness of the eye or inside of the eyelid

sensitivity of the eyes to light

shivering

sneezing

sweating

tender, swollen glands in the neck

trouble sleeping

trouble swallowing

unusual tiredness or weakness

voice changes

vomiting

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

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