Different labs and tests...look for different drugs. Also some tests (urine, blood, follicle, etc) can detect drug-use from different times in your past. Basically, negative means you dont have evidence of drug use in your system. Source(s): Lab Tech. just now. Report Abuse. A drug test is a technical analysis of a biological specimen-for example urine, hair, blood, sweat, or oral fluid / saliva-to determine the presence or absence of specified parent drugs or their metabolites.
In addition, you may qualify for Medicare if you meet the eligibility requirements for the SSA disability program and youâre a child or widow(er) 50 years or older of someone who has worked long enough as a government employee through which Medicare taxes were paid.
Each Medicaid program has its own requirements you must meet in order to qualify for benefits.All programs have income requirements. Some programs also have age requirements or are limited to certain groups such as pregnant women or people who also have Medicare.To learn more about requirements for different Medicaid programs click on one of the links below.ll programs have income requirements. Some programs also have age requirements or are limited to certain groups such as pregnant women or people who also have Medicare. To learn more about requirements for different Medicaid programs click on one of the links below.