When getting a blood test for hepatitis b, can it show drug substaces that you've taken?

No but. If the blood sample is tested for just hepatitis b, it would not tell any thing about drug use, however, the same sample may be tested for drugs, legal or illegal, depending on the order of the physician ordering the test.

Related Questions

How much time after possible infection does hepatitis b or c show up in a blood test?

Hepatitis B, C. After exposure to Hep C, those who acquire infection will usually show antibody in the blood by 3 months. A PCR test may be positive within the first 2 weeks. For Hepatitis B, a person with acute infection wil develop positive serology within a wide range of 1 -10 weeks after exposure. Read more...

Hepatitis b blood test shows both anti-hbs (i was vaccinated 13 years ago) and hbsag. Does that mean I was recently exposed or that I am chronic?

Needs investigation. Were you tested for hep b before you got vaccinated? What are results of rest of the tests for hep b markers? Is it possible that you were already infected when you got the vaccine? Persistence of hep b s ag generally means chronic infection. See this site for more info about hep b. http://www.cdc.gov/hepatitis/hbv/hbvfaq.htm. Read more...
The latter. It is likely, if the test results are confirmed, that you were a chronic carrier of HBV before you were vaccinated. Some people have both hbsag and antihbs and behave as other chronic carriers. Read more...

Doctor recent my blood test shows positive for hepatitis b surface antigen is this can be treated completely please reply?

Active Infection. This can be yes. It may represent acute infection while clearing is occurring but it may also represent chronic carrier/ chronic active. Several medications (hiv meds) have been shown to be active. It's important to get a hep b viral load by pcr to quantitate. Make sure your doctor had adequate experience treating this. It can be difficult to treat. Read more...

My blood test show hepatitis b symptoms 2 weeks ago and my pcp doctor refers me for ultrasound and hepa clinic. My question is is there a cure it?

Not exactly. the virus goes into a latent state that probably makes it impossible to get rid of it. BUT the level of viral activity can become so low as to be almost undetectable and that has very good prognosis. There are several drugs available. Read more...

How precise is the blood test for hepatitis b and c?

Hep C and B. There are many different types of tests for either, depending on the reason for the test. Tests for exposure to the disease, presence or activity or resolution, and many others to identiy the exact type of virus are are quite accurate. But if there is a "positive" test, it doesn't mean there is an infection. Read more...
Blood test for Hep B. Very important question. Tests for Hepatitis B is very accurate but interpretation is sometimes difficult. Basically the tests will tell you if the viral infection is acute or chronic. If test positive for IgM anti- HBc (Hepatitis B core antigen) and positive HBsAg = acute infection. Persistence of HBsAg more than 6 months = chronic infection. Other scenarios exist. Consult specialist for details. Read more...

Hepatitis b blood test non conclusive. What does that mean?

Non conclusive tests. Hepatitis b or any other test rarely can be non conclusive. To diagnose positivity, we look at different components of tests . If you have contradictory test results, it may be deemed non conclusive and you have to repeat the test in three to six months. Read more...