Rohto Pharmaceutical / Rohto
Rohto Cool 40α
12mL
Delivers four essential nutrients to the eyes with a cool sensation / Class 3 OTC Drug
Usable even when wearing hard Contact lenses
👁️ Natural vitamin E 💊 Vitamin B6 🛡️ Chondroitin sodium ester sulfate ⚡ L-aspartic acid K ❄️ Cooling sensation level ★★★★★
👁️ Product overview
This eye drop delivers four essential nutrients directly to the eyes, effectively improving eye fatigue and blurred vision. Natural vitamin E promotes blood circulation to relieve eye fatigue, and vitamin B6 promotes metabolism in eye cells to improve tired eyes. Chondroitin sodium ester sulfate protects the corneal surface and prevents eye diseases. L-aspartic acid potassium helps oxygenate the eyes and soothes fatigue.
Maximum cooling sensation level 5 (★★★★★) with a refreshing cold feeling. Usable even when wearing hard Contact lenses.
✨ Effects of the six active ingredients (per 100mL)
Natural vitamin E
0.05%
0.05%
Promotes blood circulation. Delivers nutrients and relieves eye fatigue
Vitamin B6
0.1%
0.1%
Promotes metabolism. Activates eye cells and improves eye fatigue
Chondroitin
Sodium ester sulfate 0.1%
Sodium ester sulfate 0.1%
Supplements tear fluid, protects the corneal surface, and prevents eye diseases
L-aspartic acid K
1%
1%
Activates cellular respiration to supply oxygen to the eyes and relieve fatigue
Neostigmine
Methyl sulfate 0.005%
Methyl sulfate 0.005%
Acts on accommodation nerves to smooth focus adjustment
Chlorpheniramine
Maleate salt 0.03%
Maleate salt 0.03%
Antihistamine action suppresses redness and itching
Additives: Boric acid, borax, l-menthol, d-borneol, eucalyptus oil, edetate Na, polyoxyethylene hardened castor oil, pH adjuster
📋 Effects and benefits
🔵 Usable even when wearing hard Contact lenses
Not for use with soft Contact lenses. Please check if use is allowed while wearing them.
Not for use with soft Contact lenses. Please check if use is allowed while wearing them.
🆚 Rohto Cool 40α vs Rohto Vita 40α Thorough Comparison
| Comparison items | ❄️ Rohto Cool 40α | 🌟 Rohto Vita 40α |
|---|---|---|
| Product photo |  |
 |
| Cooling sensation level | ★★★★★ (MAX 5) | ★★★☆☆ (3) |
| For these people | For those who like a strong refreshing sensation For those who feel heat in their eyes during summer |
For those sensitive to cooling sensations For daily use and gentle care seekers |
💡 Conclusion: The six active ingredients, their amounts, effects, and usage are all exactly the same.
The only difference is the cooling sensation level. Cool 40α is ★★★★★ (MAX), Vita 40α is ★★★☆☆ (medium).
👉 For those who like a strong, refreshing coolness → Cool 40α ／ For gentle cooling sensation and daily use → Vita 40α
The only difference is the cooling sensation level. Cool 40α is ★★★★★ (MAX), Vita 40α is ★★★☆☆ (medium).
👉 For those who like a strong, refreshing coolness → Cool 40α ／ For gentle cooling sensation and daily use → Vita 40α
💧 Dosage and Administration
1
Hold the container with clean hands
2
Instill 2 to 3 drops each time
3
Use 5 to 6 times a day
4
Keep the area around the eyes clean
⚠️ Precautions Regarding Dosage and Administration
(1) Children should use under the guidance and supervision of a guardian.(2) Avoid letting the tip of the container touch eyes, eyelashes, skin, etc.
(3) Do not share with others.
(4) For eye drops use only.
(5) If the liquid gets outside the eye, wipe it off with a clean gauze.
(6) Do not use by putting other substances in the container.
📦 Product Specifications
| Product Name | Rohto Cool 40α |
|---|---|
| Classification | Class 3 OTC Drug |
| Content Volume | 12mL |
| Dosage and Administration | 2 to 3 drops per use, 5 to 6 times a day |
| Manufacturer | Rohto Pharmaceutical Co., Ltd. |
⚠️ Precautions for Use
Those who need to consult a doctor, pharmacist, or registered seller before use
(1) People receiving medical treatment(2) People who have had allergic reactions to medications
(3) People with severe eye pain
(4) People diagnosed with glaucoma
If any of the following symptoms appear after use, stop immediately and consult
Skin: rash, redness, itchingEyes: redness, itching, swelling, stinging pain
Stop use and consult if any of the following occur
(1) If eye blurriness does not improve(2) If symptoms do not improve after about 2 weeks of use
🏠 Storage and Handling
・Store tightly closed in a cool place away from direct sunlight.
・Do not leave in high-temperature places (above 40°C).
・Keep out of reach of children.
・Do not transfer to other containers.
・Do not use products past their expiration date.
・Use as soon as possible after opening.
・Do not leave in high-temperature places (above 40°C).
・Keep out of reach of children.
・Do not transfer to other containers.
・Do not use products past their expiration date.
・Use as soon as possible after opening.
❓ Frequently Asked Questions
Q. What is the difference between Cool 40α and Vita 40α?
A. The active ingredients, formulation, efficacy, and price are exactly the same. The only difference is the cooling sensation level: Cool 40α is rated ★★★★★ (MAX), while Vita 40α is rated ★★★☆☆. If you like a strong, refreshing coolness, choose Cool 40α; if you prefer a gentle cooling sensation, choose Vita 40α.
Q. Can I use it while wearing Contact lenses?
A. It can be used while wearing hard Contact lenses. It is not compatible with soft Contact lenses, so please remove the lenses before use.
Q. How strong is the cooling sensation?
A. The cooling sensation level is a maximum of 5 (★★★★★). Contains l-menthol, d-borneol, and eucalyptus oil, providing a strong, refreshing coolness.
Q. How many times a day can I use it?
A. The dosage is 2 to 3 drops per use, 5 to 6 times a day within the recommended range. Avoid excessive use.
Q. Can children use this?
A. Children can use it under the guidance and supervision of a guardian. Please consult a doctor before using on infants.
Package insert