Pataday

Pataday is an antihistamine and mast cell stabilizer ophthalmic solution used to temporarily relieve eye itching caused by seasonal or perennial allergies.

Dosage by Body Weight

Instill 1 drop into the affected eye(s) once or twice daily depending on the product strength. Remove contact lenses before use and wait at least 10 minutes before reinserting them.

  1. Body Weight
    Below 5 kg
    Dose
    Not recommended
    Frequency
    N/A
    Tracking Notes
    Safety and efficacy are not established in infants. Consult a pediatrician.
  2. Body Weight
    5-7 kg
    Dose
    Not recommended
    Frequency
    N/A
    Tracking Notes
    Safety and efficacy are not established in infants. Consult a pediatrician.
  3. Body Weight
    8-10 kg
    Dose
    Consult physician
    Frequency
    As directed by physician
    Tracking Notes
    Only use in children under 2 years of age if specifically prescribed and directed by a doctor.
  4. Body Weight
    11-15 kg
    Dose
    1 drop per affected eye
    Frequency
    Once or twice daily depending on product strength
    Tracking Notes
    Approved for children 2 years of age and older. Use Twice Daily Relief (0.1%) twice daily, or Once Daily Relief (0.2% / 0.7%) once daily.
  5. Body Weight
    16-20 kg
    Dose
    1 drop per affected eye
    Frequency
    Once or twice daily depending on product strength
    Tracking Notes
    Approved for children 2 years of age and older. Use Twice Daily Relief (0.1%) twice daily, or Once Daily Relief (0.2% / 0.7%) once daily.

Formulation

Ophthalmic SolutionEye Drops

Purpose

Temporary relief of itchy eyes due to allergies (allergic conjunctivitis) caused by pollen, ragweed, grass, animal hair, and dander.

Generic Name

Olopatadine hydrochloride

Scheduled Drug

No. This medicine is generally not treated as a scheduled/prescription-only drug in common consumer references, but local rules may vary.

Alternatives

Disclaimer: This information is for educational purposes only. WHO references and weight bands are simplified for tracking and must not replace medical advice. Always consult with a healthcare professional before starting or changing any medication.