8 hrs?
If you mean would bleach remove heroin from a urine sample the short answer is no heroin is a drug not a bacteria or virus if bleach was added to urine it would definitely not take the heroin out of the urine if it were present.
No
It is not possible to clean heroine out of a person's urine.
Stop taking heroin.
That's not a question
Heroin will be out of most people's systems in 1 to 3 days. Four days will be beyond the threshold, since Heroin is water-soluable, so it will not show in your urine.
No, opium and heroin are different substances and will show up as separate substances in a urine test. Heroin is derived from opium, but they have distinct chemical compositions that can be distinguished in drug tests.
You can get Endocarditis from shooting up bad heroin that has lots of bacteria in it. Also, sharing needles.
Heroin if you miss shooting up.
immeadiatly
No heroin can not be flushed from one urine, it goes to the brain.
your mother disgraced her family by shooting heroin