Other

Pekka Suhonen

Arto Olavi Urtti

Tomi Jarvinen

Hannu Hanhijarvi

Esko Pohjala

Pekka Peura

The object of the invention are bispilocarpates useful in the treatment of glaucoma and having the formula ##STR1## wherein A) Y is hydrogen or the acyl group ##STR2## and W is the group --O--A--O--Z--Y', wherein Y' is hydrogen or the acyl group ##STR3## the groups R and R' having different meanings and may be the same or different and A is an aliphatic, aromatic or heterocyclic bridging group, and --Z--Y' is ##STR4## or B) W is OR, wherein R has the same meaning as above, Y is ##STR5## where R' has the same meaning as above, B means the same as A and Z'--OR' is ##STR6## or C) W and Y together mean ##STR7## where the symbols have the same meanings as above.

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Kuopio, Finland

Pekka Suhonen