Eisai Company, Limited

Tsutomu Yoshimura

Shinya Abe

Isao Yamatsu

Hiroyuki Yoshimura

Shigeru Souda

Yoshimasa Machida

Shuhei Miyazawa

Naoyuki Shimomura

Tetsuya Kawahara

Mitsuaki Miyamoto

Koukichi Harada

Osamu Asano

Kazuo Okano

Kouichi Katayama

Tsutomu Kawata

Junsaku Nagaoka

Hiromasa Suzuki

Shigeki Hibi

Katsuya Tagami

Yasushi Okamoto

Takashi Yamanaka

Ieharu Hishinuma

Junichi Nagakawa

Kazuo Hirota

Kaname Miyamoto

Hiromitsu Yokohama

Koichi Katayama

Yasunori Akita

Tohru Horie

A glycerin derivative having the following formula (I) or (I') and a pharmacologically acceptable salt thereof are useful to treat diseases caused by the platelet activating factor. ##STR1##

Glycerin derivative and its pharmacological use

A quinone derivative useful in the treatment of hepatic diseases defined by the general formula: ##STR1## where X and Y may be the same or different from each other and are each a hydroxyl group, a group represented by the formula --(--OCH.sub.2 --).sub.n --OR.sup.6, wherein n is 0 or 1 and R.sup.6 is a lower alkyl group, or an acyl group.

Quinone derivatives and pharmacological use

A quinone derivative useful in the treatment of hepatic diseases defined by the general formula: ##STR1## where R1 is selected from the group consisting of alkyl, alkenly, alkynyl or heterocycle, R2 is a substituted nitrogen containing radical wherein the substituents on said nitrogen are selected from the group consisting of hydrogen, substituted or unsubstituted lower alkyl or heterocycles, and where said nitrogen may be a ring heteroatom, and R3, R4 and R5, may be the same or different and each are hydrogen, lower alkyl or lower alkoxy groups.

Ouinone derivatives and pharmacological use

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Ibaraki, Japan

Tsutomu Yoshimura