Looking for an old story

[whl]

I'm trying to find a story.

In it, a secret agent is sent into an enemy facility. There, he is captured and administered the latest in truth serums, which has unfortunate consequences for short term memory.

SPOILERS

So the truth serum messes with the transcription of short term memory, meaning that every so often, he snaps back to before the

Comments

[billroper]

Sounds like Mack Reynolds.