## Question
SUBJECT: MedlinePlus Service Request
MESSAGE: if A PERSON HAS BEEN USING MORPHINE FOR YEARS (10)FOR PAIN RELIEF,AND ARE EXHIBITING THE FLU-LIKE INABILITY TO THINK OR COMMUNICATE, AS A LOVING FRIEND , COULD YOU GUESS/ESTIMATE FOR ME HOW LONG THE HELL THEY'RE EXPERIENCING MAY LAST?1 WEEK, 1 YEAR?

## Expert Summary
Are the  long-term effects of morphine reversible?