Kyorin Pharmaceutical of Japan has asked that country's Ministry ofHealth, Labor and Welfare to re-evaluate Ketas (ibudilast), its drug to treat cerebrovascular disorders and bronchial asthma. Ketas was among a clutch of products which were subject to a Ministry order requiring their manufacturers to refile marketing applications or withdraw them from sale (Marketletters passim). First launched in 1989, Ketas had sales of 7.5 billion yen ($61 million) in the 12 months to March 31, accounting for 14% of the company's total turnover.
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