Is at 205 safe for your engine?

I put at-205 in my engine and I’m wondering if I don’t use the car for a week will it still work as effective once I start driving the car

The Devil2018-11-30T19:48:26Z

That's what they say. Lookit: https://www.amazon.com/ATP-AT-205-Re-Seal-Stops-Bottle/dp/B000NVW1LM

Read the directions and reviews.

Pilsner Man2018-11-30T02:52:13Z

Depends on if you followed the directions.