To make a medicine bag to be easily opened so that tablets, powder, etc., are easily taken out, by forming an arc on the opposite side against the openable side of a medicine bag with a smooth inner face made of paper, vinyl resin, etc., and notches and continuous cutting lines for opening between medicine bags.

An arc 2 is formed on the opposite side of the openable side of a medicine bag 1 by heat sealing or paste. Cutting lines 3 and notches 8 are set between medicine bags 1 to make cutting easier. Opening slits 4 are set on prescribed positions on a cutting line 3. Thus continuous medicine bags 1 are made. Materials for the medicine bag are paper, vinyl resin, vinyl resin- laminated paper or aluminum foil, cellophane, etc. A material to make the inner face of the medicine bag smooth is used. Thus, the medicine bag 1 can be easily opened, not only tablets, flakes, and capsules but also powder can be easily taken out preventing leftover.