drag out

phrasal verb

dragged out; dragging out; drags out

1

: to cause (something) to take more time than necessary

He dragged out the speech much too long.

2

: to force (something, such as a confession) from (someone) : to make (someone) tell one (something)

The teacher eventually dragged a confession out of one of the students.

Doctors sometimes have to drag information out of their patients.