Disclaimer: These are for edible-decorative purposes only. If you are ill consult your physician.
The time is 20 min, but it's only for the "making of" this need 1/2 days to dry completely.
Take about 25 g of icing sugar and put it in a bowl.
Add 5 drops of lemon juice.
Add food coloring (mine was a gel version so I had to put about a half tsp). Be careful! Add drops according to the colour you wish to obtain.
Stir and mix with the back of a teaspoon.
Add few drops of flavouring.
Mix and add icing sugar until you get a batch you can work with your hands.
Make a little sphere of dough.
Press it on baking paper
Make a line on the "pill" surface with a knife
Do it again and again XD
Let them dry for 1/2 days
Put them into a candy box! :)