You need to wait at leat 2 weeks so your BP can rebuild is stomach fluids.Originally Posted by darkangel
Yes stress can be the cause, however I would also recommend you to take your BP to an herp vet if you did not do it previously, because regurgitation can also be the sign of internal parasites.
Here is how to find a vet in you area http://www.arav.org/Members/SC.htm