if getting a blood test how long does methamphetamine stay in your blood stream?
90 days It stays in your system for 3 to 4 days. And if I were you just don't touch the stuff, it will kill you. Depending on the severity of use, and method used, it can ra â¦ nge from 24 hours to over 4 days for very heavy & long-time users.Average is 72 hours for a urine test.0 days It stays in your system for 3 to 4 days. And if I were you just don't touch the stuff, it will kill you. Depending on the severity of use, and method used, it can ra â¦ nge from 24 hours to over 4 days for very heavy & long-time users.