Founded 1980 · Jonen, Switzerland · GMP Manufactured

Similasan

Swiss homeopathic eye, ear, and sinus drops, made gently since 1980.

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The story

Similasan was founded in 1980 in Jonen, Switzerland by druggist Armin Spaeni, who wanted to produce his in-store homeopathic remedies at a scale the local pharmacy could not. The brand quickly became one of the best-selling lines in Swiss apotheke before launching its flagship Dry Eye Relief in North America in 1987. It is now the natural-eye-care brand most stocked in Swiss family medicine cabinets.

What differentiates Similasan in a category dominated by preservative-loaded conventional eye drops is the formulation philosophy: homeopathic actives in saline solution, designed to relieve symptoms gently without the chemical preservatives that can themselves cause irritation over time. The brand sits in the practical middle: more than a placebo saline rinse, less aggressive than a prescription steroid drop. For dry eyes from screens, mild allergies, or a stuffy sinus, it is the Swiss-pharmacy-standard option.
Gentle relief, the Swiss way. We make the remedies we put in our own children's eyes.
Armin Spaeni, Founder, Similasan AG

What makes them different

  • 01

    Swiss Heritage

    Founded in Jonen, Switzerland in 1980. Forty-five years of refining homeopathic eye, ear, and sinus formulas inside the Swiss pharmacy tradition.

  • 02

    Homeopathic Actives

    Each formula combines homeopathic actives at well-established dilutions, designed to relieve symptoms gently rather than to suppress them. A different mechanism to mainstream drops.

  • 03

    Preservative-Conscious

    Many Similasan eye drops are formulated to avoid harsh preservatives like benzalkonium chloride, which can themselves irritate the ocular surface in long-term users.

  • 04

    Family Pharmacy Standard

    Manufactured under FDA Good Manufacturing Practices and trusted in Swiss and US drugstores for decades. The brand a pharmacist hands you when you want a gentle first option.

The shelf favourites

The handful we reach for most. Ranked by what actually sells, with the why for each.

Shop the full Similasan range below.

All Similasan products ↓
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Similasan Computer Eye Relief Eye Drops 10ml

Similasan Computer Eye Relief Eye Drops 10ml

R 225.00
Similasan Computer Eye Relief Eye Drops come in a 10ml bottle. 2. They are formulated to provide relief from digital eye strain and dryness caused by prolonged screen use. 3....
Similasan Sinus Relief 20ml

Similasan Sinus Relief 20ml

R 245.00
Contains natural ingredients for sinus relief. Relieves sinus congestion and pressure. 20ml dropper bottle. Ingredients: Ingredient Amount per 1 ml (milliliter) Kalium bichromicum D6 0.303 ml Luffa operculata D6 0.303...
Similasan Dry and Red Eye Relief

Similasan Dry and Red Eye Relief

R 225.00
Similasan Dry and Red Eye Relief is available in eye drop form. 2. It is formulated to provide relief from dryness and redness of the eyes. 3. The drops are...

Touring the range

Three doorways into the brand: entry, classic, specialty.

START HERE

The screen-fatigue eye drop

If your eyes feel dry, gritty, or tired by mid-afternoon, Computer Eye Relief is the first Similasan product to try. A few drops in each eye during the work day.

Similasan Computer Eye Relief Eye Drops 10ml
Similasan Computer Eye Relief Eye Drops 10ml R225.00
BUILD OUT

The dry and red relief

For longer-running dry eye, contact lens irritation, or air-conditioning rooms, the Dry and Red Eye Relief is a daily-use drop without harsh vasoconstrictors.

Similasan Dry and Red Eye Relief
Similasan Dry and Red Eye Relief R225.00
SPECIALTY

The sinus and hay-fever mist

Beyond eye care, the nasal mists cover sinus pressure and hay-fever season. Different formulas for different jobs, both designed for gentle daily use.

Similasan Sinus Relief 20ml
Similasan Sinus Relief 20ml R245.00

What the brand stands behind

  • Founded 1980

    45 years of homeopathic eye, ear, and sinus formulation from Jonen, Switzerland.

  • Swiss Made

    Manufactured in Switzerland and the US to Swiss pharmacy quality standards. Stocked in Swiss apotheke since the brand's first year.

  • FDA GMP

    Manufactured under FDA Good Manufacturing Practices for over-the-counter homeopathic products in the US market.

  • Homeopathic

    Formulated to HPUS (Homeopathic Pharmacopoeia of the United States) standards. Actives at established homeopathic dilutions.

  • Family Founded

    Started by Swiss druggist Armin Spaeni. Still operated under the founding philosophy of gentle, natural symptom relief.

About this brand

Common questions customers ask about the brand and its products.

How is Similasan different to normal eye drops?
Most conventional drops either lubricate (artificial tears with preservatives), constrict blood vessels (for redness, which rebounds), or deliver an active drug (antihistamine, antibiotic). Similasan uses homeopathic actives at established dilutions in a saline base. Different mechanism, gentler profile, designed for daily use without the rebound risks of vasoconstrictor drops.
Does homeopathy actually work?
The scientific consensus on homeopathy is contested. What Similasan offers in practice is a well-tolerated, preservative-conscious formulation that many users find genuinely relieving for mild symptoms. For severe eye disease, see an optometrist or ophthalmologist; for everyday screen-fatigue or seasonal symptoms, this is the gentler option many Swiss pharmacies hand out first.
Can I use Similasan with contact lenses?
Most Similasan drops are designed for use either before inserting lenses or after removing them, rather than directly over the lens. Check the specific product label. Generally, take lenses out, drop, wait 10 to 15 minutes, then reinsert if you wear daily wear.
Are these safe in pregnancy and for children?
The homeopathic dilutions used are generally considered safe in pregnancy and for children at appropriate doses, but always check the label for age guidance and clear it with your healthcare provider during pregnancy.
How long do the drops last once opened?
Most Similasan eye drop bottles should be used within 30 days of opening (preservative-free or low-preservative formulations have shorter open-bottle life than heavily preserved drops). Replace if the solution discolours or if you have had any contact between the dropper tip and your eye or lashes.
Can I use Computer Eye Relief multiple times per day?
Yes. Computer Eye Relief is designed for daily use through the work day. Many users dose two or three times: morning, mid-afternoon, and before evening screen time. If symptoms persist for more than two weeks despite drops, see an optometrist.
Where is Similasan manufactured?
Swiss-formulated and manufactured under both Swiss pharmaceutical and US FDA Good Manufacturing Practice standards.

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