Feelings come and go. If you question your ability to drop something. Recall that you've likely laughed, cried, burped, or yawned. You've dropped lots of stuff in your life. Wanting not to want and wanting impertubability or essence or Satori can be targets for dropping.
Physical healing can be a prime target for dropping.
Call them Sick Energy. Or even Sickergy. Some oldies can bring up anchored stuff. If you're really belted by panic or trauma when dropping, you may want to jack in a Meridian Grasp. . .