How do I use the powder ?   Please dissolve the powder in hot water . Soak your hand or foot in it for 20 minutes twice a day .   How do I use the eye-drop and ointment ?   Put the eye-drop into your right eye 4 - - 6 times a day , 1 - - 2 drops each time . Squeeze a bit of the ointment on your eyelid every night . 