About Rohto Pharmaceutical

Established in 1899 in Osaka, Rohto Pharmaceutical Co. is one of the leading manufacturers of over-the-counter (OTC) drugs in Japan. Decades of experience allowed Rohto to develop unique technology and top-notch expertise in the field of OTC drugs.

Rohto has been making eye drops for over 100 years. ROHTO EYE DROPS is the #1 eye drops brand in the world and has been #1 in Japan for the past 40 years.

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The Award-Winning
Eye Care Brand

In 2014, Guinness World Records recognized Rohto as the largest over-the-counter (OTC) eye care brand with a revenue of more than $312 million.

This worldwide success can be credited to the premium quality offered by Rohto. This has helped gain the trust and loyalty of consumers all over the world, especially for Rohto Eye Drops’ flagship product which offers a unique cooling sensation. Unlike regular eye drops, it brings fast relief and cooling comfort that instantly refreshes the eyes.

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Safety Guaranteed

Only purified water of Japanese Pharmacopeia standard is used for each bottle of ROHTO EYE DROPS. And to ensure complete product hygiene, the whole production process is fully automated. It’s 100% done by machine under a controlled environment (ISO 14644 Grade A). This ensures that air cleanliness in the manufacturing area meets the highest standards.