Linking patch notes for poison changes.
6-29-2000
http://www.tski.co.jp/baldio/patch/20000629.html
Many new recipes for the "Make Poison" skill are now in game.
Features include: Several new poison books, stackable components, new suspensions, some purchasable components, and players now have the ability to purchase vials. Please check your vendors.
7-19-2000
http://www.tski.co.jp/baldio/patch/20000719.html
Poison:
Implemented the high level Rogue poisons (level 51+).
Increased Rogue "Make Poison" skill cap.
Substantially reduced chance to fail "Apply Poison".
Rogues will now automatically sit when right-clicking on a poison.
Failure to make a poison will now return the vial.
As discussed
here, Rogean found something pre velious in October.