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Collirio Alfa dry eye 0.4% eye drops, solution
Hyaluronic acid sodium salt
What it is and what it is used for
Collirio Alfa dry eye contains the active ingredient hyaluronic acid, an ophthalmic lubricant, belonging to the category of artificial tears and other preparations.
Collirio Alfa dry eye is used as a lubricant and humectant for the eye with tear deficiency (Dry Eye Syndrome).
What you need to know before taking the medicine
Do not take Collirio Alfa dry eye
- if you are allergic to hyaluronic acid sodium salt or any of the other ingredients of this medicine (listed in section 6).
- If you are allergic to other substances closely related to hyaluronic acid from a chemical point of view.
Warnings and precautions
Consult your doctor or pharmacist before taking Collirio Alfa dry eye.
The product is for ophthalmic use only.
The use, especially if prolonged, of products for local use, can give rise to sensitisation phenomena (predisposition to allergy). In case of administration of ophthalmic solutions for therapeutic purposes, suspend the instillation of the product. It is in any case advisable to avoid the simultaneous use of cleansing or disinfecting solutions.
Possible side effects
Like all medicines, this medicine can cause side effects, although not everybody gets them.
In rare cases, a brief blurring of vision has been observed when the drops come into contact with the eye, which is due to the density of the solution. However, it disappears very quickly.
In some rare cases, intolerance (burning or irritation) may occur, which is nevertheless without consequences and does not require a change in treatment.
Following the instructions in the package leaflet reduces the risk of side effects.
These side effects are generally temporary. When they occur, however, it is advisable to consult your doctor or pharmacist.
Reporting of side effects
If you get any side effects, including those not listed in this leaflet, talk to your doctor or pharmacist. You can also report side effects directly via the national reporting system at: https://www.aifa.gov.it/content/segnalazionireazioni-avverse.
By reporting side effects, you can help provide more information on the safety of this medicine.

