The vestibular system includes the parts of the inner ear and brain that help control balance and eye movements. The type and severity of vestibular disorder symptoms can vary considerably, and be frightening and difficult to describe.
Heroin can be detected in urine for 1-2 days. However, heroin will show up in the urine for longer periods if taken in higher amounts, or if someone is a habitual heroin abuser. Sometimes heroin can linger in the body longer depending on factors like weight or body mass.
How Long Heroin Stays in Your Body. Heroin remains detectable in urine for between 24 and 72 hours. The drug can be detected in saliva for between 24 and 36 hours, and it can be found in the hair within five days of use and up to 90 days after last use.