- What was that?
- Thorazine. Before that, it was Ritalin.

7 seconds sound clip from the The Exorcist movie soundboard.

You can hear this line at 00:53:10 in the Blu-ray version of the movie.

Quote context

[...]

- Dr. Klein?

- Yes, I'm Dr. Klein.

- This is Dr. Taney. How do you do?

- Things have gotten worse since I phoned. Come upstairs.

- Is she having spasms again?

- Yeah, but they've gotten violent.

- Did you give her the medication I gave you?

- Yes.

- What was that?

- Thorazine. Before that, it was Ritalin.

- Chris, doctors.

- Mother, please! Please, make it stop!

- It's burning! It's burning!

- Do something, doctor. Please, help her.

[...]