Glakay is the trade name for the prescription Vitamin K2 (MK-4) treatment for osteoporosis in Japan. It is manufactured by Eisai Co. It was approved in 2005 by the Japanese Ministry of Health & Welfare which is the equivalent of the FDA in Japan.
Glakay is 15mg MK-4 taken 3 times per day. The total dose is 45mg per day.