Birth-control pills.
5 seconds sound clip from the The Omega Man (1971) movie soundboard.
You can hear this line at 01:10:44 in the Blu-ray version of the movie.
Quote context
[...]
- I'm sorry. It's been a long, long time since I've had a patient.
- Well, doctor, you certainly haven't lost your bedside manner.
- I can make toxins from both of these.
- All right, now the tourniquet.
- Good and tight. That's fine.
[...]