There is no definite answer to this as each persons biological makeup is unique. Some can hold it longer than others - much longer than others. Age, gender, and health also make a big difference. But...
As long as the state that wants you has indicated that they WILL extradite you, it can take as long as it takes. If you are still being held after 30 days, you should file a Writ of Habeus Corpus to...