Compare olopatadine vs. Claritin

Head-to-head comparisons of medication uses, side effects, ratings, and more.

ADVERTISEMENT

Pataday (olopatadine)

Prescription only

Claritin (loratadine)

Prescription or OTC
Relieves itchy eyes due to allergies.

Pataday (olopatadine) is an effective treatment for itchy eyes due to allergies, but it doesn't treat eye irritation caused by infections or contact lens wear.

Treats allergies.

Claritin (loratadine) is a once-daily medicine for allergies that won't make you as sleepy as other medicines that work like it.

3.7/ 5 average rating with 1517 reviewsforClaritin
Upsides
  • Starts working in less than 30 minutes.
  • Safe to use in children age 2 or older.
  • Pataday (olopatadine) is available in a once daily formulation.
  • Most people experience little side effects since the medicine works in your eyes and doesn't affect the rest of your body.
  • Safe to be used together with other oral medicines that also treat allergies.
  • It doesn't cause daytime drowsiness unlike other antihistamines.
  • Side-effects are mild, if any at all.
  • Available over-the-counter without a prescription.
  • It provides quick relief of allergy symptoms for both children and adults.
  • It doesn't interfere with how a lot of other medicines work.
Downsides
  • Available as a prescription only.
  • Pataday (olopatadine) comes in a generic form, but is still relatively expensive compared to its alternatives.
  • Doesn't help relieve itch related to infections or contact lens wear.
  • Good control of hand and eye movements is needed in order to get the medicine into the eyes successfully.
  • It's not the best choice if you have persistent, daily allergy symptoms.
  • It's not recommended for children less than 2 years old.
ADVERTISEMENT
Used for
  • Allergy-related itchy eyes
Dosage forms
  • Eye drops
  • Pill
  • Chewable tablet
  • Dissolving tablet
  • Liquid
Price
Want to save even more money?
Sign up now for a 30-day trial and save up to 95% at CVS, Kroger, Albertsons, and other pharmacies.
Learn more
Reviews
Not enough review data.Leave a review
1517 reviews so far
74%
saidit'sworth it
38%
saiditworked well
6%
saidit'sa big hassle

Have you used Claritin (loratadine)?

Leave a review
Side effects
The Pataday (olopatadine) FDA package insert doesn’t have numbers about how common side effects are.
19possible side effects
  • Headache
    12%
  • Drowsiness
    8%
  • Nervousness or anxiety
    4%
  • Wheezing
    4%
  • Tiredness
    4%
  • Rash
    3%
  • Diarrhea
    3%
  • Mouth or tongue irritation
    3%
  • Dry mouth
    3%
  • Hyperactive behavior
    3%
  • Ear pain
    3%
  • Bloody nose
    3%
  • Sore throat
    3%
  • Flu-like symptoms
    3%
  • Abdominal pain
    2%
  • Pink eye
    2%
  • Lung infections
    2%
  • Difficulty speaking
    2%
  • Feeling uneasy or uncomfortable
    2%
See more detailed side effects
Risks and risk factors
  • For external use only
  • Not to be used with contact lenses
  • Keeping the applicator clean
See more detailed risks and warnings
  • Difficulty concentrating
    • Taking with alcohol
    • Taking other medicines that make you less alert
  • Excess phenylalanine
    • History of phenylketonuria (PKU)
See more detailed risks and warnings