What Does Decrease In Bilirubin Levels While Suffering From Jaundice Indicate?

Hi my dad is 74 years. He is diagnosed for drug induced jaundice. MrcP, hepatitis a b e and auto immune hepatitis results are all negative. His bilirubin level was 38 and now it is 33. Is jaundice re covering . Want to know the withdrawl symptom of jaundice. Pls help He is having extreme weekness