About Rohto Pharmaceutical

Rohto Pharmaceutical Co. is a manufacturer of over the counter (OTC) drugs in Japan, established in 1899 in Osaka, Japan. Rohto’s strengths, uniquely are the technology and know-hows accumulated in the development of OTC drugs.

Rohto Pharmaceutical Co., Ltd has been producing and marketing eye drops for over 100 years. Rohto® is the #1 brand of eye drop in the world and has been #1 in Japan for the past 40 years.

The Award-Winning Eye Care Brand

In 2012, Guinness World Records certified Rohto as the largest over-the-counter (OTC) eye care brand with a brand revenue of more than USD312million.

Unlike regular eye drops, Rohto stands out with a unique cooling sensation. The cooling effect of the eye drops brings instant freshness to your eyes by providing fast relief and cooling comfort. Whether you’ve had a long day of driving or staring at computer screens, Rohto is here to keep you going.

Safety Guaranteed

The water used in each bottle are purified water of Japanese Pharmacopoeia standard. Production of the eye drops is fully automated and conducted 100% by machine to ensure complete product hygiene.

Manufacturing process are conducted under controlled environment (ISO 14644 Grade A) whereby the classification of the air cleanliness in the manufacturing area are of the highest standard.