Meds and you

27 September 2013

Olopatadine

Olopatadine is an antihistamine. Antihistamines are drugs that counteracts the effect of histamine which is released by the body during an allergic reaction.

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Olopatadine is the active ingredient of Patanol eye drops (Nappi code: 701415-001).

General information
Olopatadine is an antihistamine. Antihistamines are drugs that counteracts the effect of histamine which is released by the body during an allergic reaction in response to an allergen such as pollen, grass, etc.

In South Africa olopatadine is registered for the treatment of seasonal allergic conjunctivitis, or inflammation of the eye.

This medication does not cure the underlying condition, but simply keeps the symptoms under control. For it to be effective, it has to be taken regularly.

It should be noted that because this drug may cause dizziness, and/or visual disturbances, driving and any hazardous tasks should be avoided until you know how this medication affects you.

Olopatadine ophthalmic drops should not be used if you have soft contact lenses in your eyes.

How does olopatadine work?
Olopatadine blocks the receptors in the eye to which histamine would normally bind, thereby reducing the effect of histamine and stopping the allergic reaction.

Fast facts

Drug schedule: schedule 2
Available as: olopatadine is available as eye drops.
What does it do? Olopatadine relieves allergic eye conditions.
Overdose risk: low
Dependence risk: low
Is olopatadine available as a generic? no
Is olopatadine available on prescription only? no

User information

Stopping this medicine: treatment with this medication can be safely stopped when no longer needed.
Prolonged use: regular eye examinations are advised when using this product for prolonged periods of time. Changes to corneal permeability and surface are possible.

Special precautions
Consult your doctor before using this drug if:

  • you are pregnant or plan to fall pregnant
  • you are wearing contact lenses
  • you have been diagnosed with any chronic eye disease

Pregnancy: avoid. It is unknown how this medication may affect your baby. Consult your doctor before using this drug, or if you are planning to fall pregnant.
Breastfeeding: avoid. It is unknown how this medication may affect your baby. Consult your doctor before use.
Porphyria: avoid. It is unknown how this medication may affect your condition. Consult your doctor before use.
Infants and children: this medication is not intended for use in children under the age of 3 years.
The elderly: no special precautions need to be taken.
Driving and hazardous work: caution is advised as use of this medication may lead to dizziness and/or blurred vision. Avoid such activities until you know how this medication affects you.
Alcohol: avoid concomitant use of alcohol with this medication.

Possible side effects

Side Effect
Frequency
Consult your doctor

Common
Rare
Only if severe
In all cases
blurred vision
X

X

discomfort
X

X

itching
X

X

redness
X

X

discharge from the eye

X
X

dry eyes

X
X

sensation of having a foreign body in the eye

X
X

photosensitivity

X
X

dry mouth

X
X

taste disturbance

X
X

headache

X
X

weakness

X

X
swelling of eyelid

X

X
dizziness

X

X

Interactions

Drug interactions
Consult your prescriber before using this medication if you are using any other chronic medication or eye drops.

Overdose action
A small overdose is no cause for concern. In case of intentional large overdose, seek emergency medical attention.

Recommended dosage
Adults: 1 drop in the affected eye(s) twice a day.

This material is not intended to substitute medical advice, but is for informational purposes only. Please consult a physician for specific treatment and recommendations.

 
 

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