Background pattern
Oculosan

Oculosan

About the medicine

How to use Oculosan

Leaflet attached to the packaging: patient information

Oculosan, (0.2 mg + 0.05 mg)/ml, eye drops, solution
Zinc sulfate+ Naphazoline nitrate

Read the leaflet carefully before using the medicine, as it contains important information for the patient.

This medicine should always be used exactly as described in the patient leaflet or as directed by a doctor or pharmacist.

  • Keep this leaflet, you may need to read it again.
  • If you need advice or additional information, consult a pharmacist.
  • If you experience any side effects, including any possible side effects not listed in the leaflet, tell your doctor or pharmacist.
  • If after 2 days there is no improvement or you feel worse, contact your doctor.

Table of contents of the leaflet

  • 1. What is Oculosan and what is it used for
  • 2. Important information before using Oculosan
  • 3. How to use Oculosan
  • 4. Possible side effects
  • 5. How to store Oculosan
  • 6. Package contents and other information

1. What is Oculosan and what is it used for

Oculosan contains two active substances: zinc sulfate and naphazoline nitrate.
It is used for the short-term treatment of redness and non-specific eye irritation.
The medicine should not be used for more than 3 days without medical supervision.

2. Important information before using Oculosan

When not to use Oculosan

  • if you are allergic to the active substances or any of the other ingredients of the medicine (listed in section 6);
  • if you have dry eye syndrome, especially dry keratoconjunctivitis and Sjögren's syndrome;
  • if you have narrow-angle glaucoma;
  • in patients taking MAO inhibitors (used in neurology and psychiatry);
  • in children;
  • in pregnant or breastfeeding women.

Tell your doctor about all concomitant diseases. This will help determine if treatment with Oculosan is possible.

Warnings and precautions

Do not use the medicine while wearing contact lenses. You should not wear contact lenses in case of eye irritation.

  • Patient should not use Oculosan for a longer period without a doctor's recommendation. If eye irritation does not improve within 2 days of use, the medicine should be discontinued and a doctor consulted.

Do not use the medicine for a longer period without a doctor's recommendation. If eye irritation does not improve within 2 days of use, the medicine should be discontinued and a doctor consulted.
If you experience eye pain or vision disturbances, stop using the medicine immediately.
Be cautious in patients with a predisposition to glaucoma, hypertension, heart disorders, pheochromocytoma, aneurysm, hyperglycemia, or hyperthyroidism.
After prolonged use, a relapse of hyperemia may occur.

Children

Oculosan should not be used in children.

Oculosan and other medicines

Tell your doctor or pharmacist about all medicines you are currently taking or have recently taken, as well as any medicines you plan to take.
In case of concomitant use of other ophthalmic medicines with Oculosan, consult your doctor or pharmacist to determine the optimal administration time for each medicine.
When using other ophthalmic medicines, maintain an interval of at least 5 minutes between administrations.
Patients treated with MAO inhibitors should not use naphazoline-containing medicines until 10 days after the last dose of the MAO inhibitor.
Concomitant use of naphazoline with tricyclic antidepressants may enhance their effects.

Pregnancy and breastfeeding

If you are pregnant or breastfeeding, think you may be pregnant, or plan to have a child, consult your doctor or pharmacist before using any medicine.
Using Oculosan in pregnant or breastfeeding women is contraindicated.

Driving and using machines

After using Oculosan, you may rarely experience limited ability to drive or operate machines due to pupil dilation or blurred vision.
Oculosan contains benzalkonium chloride. Do not wear soft contact lenses during administration. Lenses can be reinserted 15 minutes after administration of Oculosan.

3. How to use Oculosan

Always use this medicine exactly as described in the patient leaflet or as directed by a doctor or pharmacist.
In case of doubt, consult a doctor or pharmacist.
The recommended dose of Oculosan for adults is 3 to 4 times a day, 1 drop into the conjunctival sac.

Method of use:

  • wash your hands;
  • gently pull down the lower eyelid with one hand;
  • tilt your head back;
  • hold the open bottle with the other hand and direct it towards the eye;
  • carefully press the bottle to release 1 drop into the corner of the eye;
  • do not touch the dropper tip to the eye or other surfaces, as this may contaminate the solution in the bottle;
  • after administration, it is recommended to gently press the tip of your finger on the closed eyelid for 1 to 2 minutes. This may prevent the drops from flowing through the tear ducts into the nose and causing systemic side effects.

Using more than the recommended dose of Oculosan

In case of accidental oral ingestion, the following symptoms may occur: dizziness, headache, nausea, nervousness, weakness, heart rhythm disturbances, pallor, sweating, pupil dilation, increased blood pressure, drowsiness, and decreased body temperature. In infants, bradycardia or even coma may occur.
Seek medical attention immediately.
If you have any further doubts about using this medicine, consult a doctor or pharmacist.

4. Possible side effects

Like all medicines, Oculosan can cause side effects, although not everybody gets them.

Local side effects

Blurred vision.
Very rarely: pupil dilation with a slight increase in intraocular pressure.
Immediately after administration, mild burning may occur, which does not affect the treatment outcome.
Prolonged use may exceptionally cause eye redness (this is a transient effect).
With prolonged use, the following may occur: hyperemia, dryness of the mucous membrane, burning of the eye mucous membrane.

Systemic side effects

In rare cases, systemic circulatory disorders (hypertension, heart disorders) may occur. Some patients have reported fatigue, hyperactivity (palpitations, tremors, weakness, sweating), symptoms similar to angina pectoris, and headache.

Reporting side effects

If you experience any side effects, including any possible side effects not listed in the leaflet, tell your doctor or pharmacist. Side effects can be reported directly to the Department of Monitoring of Adverse Reactions to Medicinal Products of the Office for Registration of Medicinal Products, Medical Devices, and Biocidal Products:
Al. Jerozolimskie 181C, 02-222 Warsaw
Phone: +48 22 49 21 301
Fax: +48 22 49 21 309
e-mail: ndl@urpl.gov.pl
Side effects can also be reported to the marketing authorization holder.
Reporting side effects will help gather more information on the safety of the medicine.

5. How to store Oculosan

Keep the medicine out of sight and reach of children.
Store in a temperature below 25°C.
Close the bottle immediately after use.
The medicine retains its potency for 28 days after opening the bottle.
Do not use this medicine after the expiration date stated on the packaging.
Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. This will help protect the environment.

6. Package contents and other information

What Oculosan contains

  • The active substances of the medicine are zinc sulfate and naphazoline nitrate. 1 ml of solution contains 0.2 mg of zinc sulfate and 0.05 mg of naphazoline nitrate.
  • The other ingredients are: benzalkonium chloride (preservative), purified water, Hamamelis virginiana extract, ethanol 95%, orange blossom oil, lavender oil, sodium chloride, sodium hydroxide, water for injections.

What Oculosan looks like and what the package contains

Oculosan is a sterile aqueous solution for use as eye drops.
It is packaged in a transparent polyethylene bottle with a dropper and a cardboard box. The bottle contains 10 ml of solution.

Marketing authorization holder and manufacturer

Marketing authorization holder:
Laboratoires THEA
12 rue Louis Blériot
63017 Clermont-Ferrand Cedex 2
France
Manufacturer:
EXCELVISION
27 rue de la Lombardière
ZI la Lombardière
07100 Annonay
France
Laboratoires THEA
12 rue Louis Blériot
63017 Clermont-Ferrand Cedex 2
France
To obtain more detailed information, contact the representative of the marketing authorization holder:
Thea Polska Sp. z o.o.
ul. Cicha 7
00-353 Warsaw
phone: +48 22 642 87 77

Date of last update of the leaflet:

  • Country of registration
  • Active substance
  • Prescription required
    No
  • Manufacturer
  • Importer
    Excelvision Laboratoires THEA

Talk to a doctor online

Need help understanding this medicine or your symptoms? Online doctors can answer your questions and offer guidance.

5.0(21)
Doctor

Ekaterina Agapova

Neurology8 years of experience

Dr. Ekaterina Agapova is a neurologist specialising in the diagnosis and treatment of neurological conditions and chronic pain. She provides online consultations for adults, combining evidence-based medicine with a personalised approach.

She offers expert care for:

  • Headaches and migraines, including tension-type and cluster headaches.
  • Neck and back pain, both acute and chronic.
  • Chronic pain syndromes – fibromyalgia, neuropathic pain, post-traumatic pain.
  • Mononeuropathies – carpal tunnel syndrome, trigeminal neuralgia, facial nerve palsy.
  • Polyneuropathies – diabetic, toxic, and other types.
  • Multiple sclerosis – diagnosis, monitoring, long-term support.
  • Dizziness and coordination disorders.
  • Sleep disturbances – insomnia, daytime sleepiness, fragmented sleep.
  • Anxiety, depression, and stress-related conditions.

Dr. Agapova helps patients manage complex neurological symptoms like pain, numbness, weakness, poor sleep, and emotional distress. Her consultations focus on accurate diagnosis, clear explanation of findings, and tailored treatment plans.

If you’re struggling with chronic pain, migraines, nerve disorders, or sleep problems, Dr. Agapova offers professional guidance to restore your well-being.

CameraBook a video appointment
More times
5.0(37)
Doctor

Yevgen Yakovenko

General surgery11 years of experience

Dr. Yevgen Yakovenko is a licensed surgeon and general practitioner in Spain and Germany. He specialises in general, paediatric, and oncological surgery, internal medicine, and pain management. He offers online consultations for adults and children, combining surgical precision with therapeutic support. Dr Yakovenko works with patients across different countries and provides care in Ukrainian, Russian, English, and Spanish.

Areas of medical expertise:

  • Acute and chronic pain: headaches, muscle and joint pain, back pain, abdominal pain, postoperative pain. Identifying the cause, selecting treatment, and creating a care plan.
  • Internal medicine: heart, lungs, gastrointestinal tract, urinary system. Management of chronic conditions, symptom control, second opinions.
  • Pre- and postoperative care: risk assessment, decision-making support, follow-up after surgery, rehabilitation strategies.
  • General and paediatric surgery: hernias, appendicitis, congenital conditions, both planned and urgent surgeries.
  • Injuries and trauma: bruises, fractures, sprains, soft tissue damage, wound care, dressing, referral when in-person care is required.
  • Oncological surgery: diagnosis review, treatment planning, and long-term follow-up.
  • Obesity treatment and weight management: a medical approach to weight loss, including assessment of underlying causes, evaluation of comorbidities, development of a personalised plan (nutrition, physical activity, pharmacotherapy if needed), and ongoing progress monitoring.
  • Imaging interpretation: analysis of ultrasound, CT, MRI, and X-ray results, surgical planning based on imaging data.
  • Second opinions and medical navigation: clarifying diagnoses, reviewing current treatment plans, helping patients choose the best course of action.

Experience and qualifications:

  • 12+ years of clinical experience in university hospitals in Germany and Spain.
  • International education: Ukraine – Germany – Spain.
  • Member of the German Society of Surgeons (BDC).
  • Certified in radiological diagnostics and robotic surgery.
  • Active participant in international medical conferences and research.

Dr Yakovenko explains complex topics in a clear, accessible way. He works collaboratively with patients to analyse health issues and make evidence-based decisions. His approach is grounded in clinical excellence, scientific accuracy, and respect for each individual.

If you are unsure about a diagnosis, preparing for surgery, or want to discuss your test results – Dr Yakovenko will help you evaluate your options and move forward with confidence.

CameraBook a video appointment
More times
5.0(12)
Doctor

Jonathan Marshall Ben Ami

Family medicine8 years of experience

Dr. Jonathan Marshall Ben Ami is a licensed family medicine doctor in Spain. He provides comprehensive care for adults and children, combining general medicine with emergency care expertise to address both acute and chronic health concerns.

Dr. Ben Ami offers expert diagnosis, treatment, and follow-up for:

  • Respiratory infections (cold, flu, bronchitis, pneumonia).
  • ENT conditions such as sinusitis, ear infections, and tonsillitis.
  • Digestive issues including gastritis, acid reflux, and irritable bowel syndrome (IBS).
  • Urinary tract infections and other common infections.
  • Management of chronic diseases: high blood pressure, diabetes, thyroid disorders.
  • Acute conditions requiring urgent medical attention.
  • Headaches, migraines, and minor injuries.
  • Wound care, health check-ups, and ongoing prescriptions.

With a patient-focused and evidence-based approach, Dr. Ben Ami supports individuals at all stages of life — offering clear medical guidance, timely interventions, and continuity of care.

CameraBook a video appointment
More times
5.0(4)
Doctor

Salome Akhvlediani

Pediatrics11 years of experience

Dr Salome Akhvlediani is a paediatrician providing online consultations for children of all ages. She supports families with preventive care, diagnosis, and long-term management of both acute and chronic conditions.

Her areas of focus include:

  • Fever, infections, cough, sore throat, and digestive issues.
  • Preventive care – vaccinations, regular check-ups, and health monitoring.
  • Allergies, asthma, and skin conditions.
  • Nutritional advice and healthy development support.
  • Sleep difficulties, fatigue, and behavioural concerns.
  • Ongoing care for chronic or complex health conditions.
  • Guidance for parents and follow-up after medical treatment.

Dr Akhvlediani combines professional care with a warm, attentive approach – helping children stay healthy and supporting parents at every stage of their child’s growth.

CameraBook a video appointment
More times
View all doctors

Get updates and exclusive offers

Be the first to know about new services, marketplace updates, and subscriber-only promos.

Subscribe
Follow us on social media
FacebookInstagram
Logo
Oladoctor
Find a doctor
Doctors by specialty
Services
Choose language
© 2025 Oladoctor. All rights reserved.
VisaMastercardStripe