Some are, but urine samples are more common.
You can. Blood in your urine won't affect the test...but you really need to get that looked at because you're not supposed to be peeing blood.
It can be it all depends what drugs?....
Drugs, Urine Drugs, Urine
Both
A regular blood test will not show drugs in your system. Someone has to order a specific test in order to identify any drugs in your system.
They take your blood - usually 90 - 95% and test it for drugs
yes
by blood test.....
no
Urine, blood and hair are commonly tested for drugs.
Standard Tuberculous test doesn't include testing for drugs but also any blood sample can be tested for drugs.
Yes, but they don't do it often.
No. Don't do drugs.
That absolutly makes no sense. So, stop doing drugs!!