Product Description The Rapid Response Single Drug Test Strip is a rapid, qualitative test for the detection of a selected drug in human urine. It is intended for in vitro diagnostic use only. Interpretation of test results are: positive (one line), negative (two lines), invalid (no lines or no Control line). For the alcohol strip results can be interpreted by comparison to reaction pad colors. Manufacturer Contact Information 888-339-9964 Ext. 500
