The bitterness in the dream symbolizes worry, hard work, or other people's opinions.
The bitterness of dreaming about medicine is to remind you to listen to other people's opinions and suggestions in your career and life, and not to be afraid of inner resistance.
Dreaming about other bitterness indicates that there is something distressing in your heart, or frustration in your life and feelings, and inner bitterness. May as well find a friend to tell, put the trouble behind.
