The 16 Panel drug test will test for the following drugs at the levels below. The chart also shows how long various drugs will stay in the system and be detected by this test.
**Indicates this is lower than the cut-off level on our other drug tests. Indicates a more sensitive level of testing on this drug.
13 Panel Testing Levels and Detection Periods
| Drug |
Cutoff Level |
Detection Period |
| Marijuana |
50 ng/mL |
3-30 Days |
| Cocaine** |
150 ng/mL |
2-4 Days |
| Opiates** |
300 ng/mL |
2-4 Days |
| Amphetamines** |
500 ng/mL |
2-4 Days |
| Methamphetamines** |
500 ng/mL |
3-5 Days |
| Buprenorphine |
10 ng/mL |
1-3 Days |
| Oxycodone |
100 ng/mL |
1-3 Days |
| Fentanyl |
20 ng/mL |
1-3 Days |
| Tramadol |
200 ng/mL |
3-7 Days |
| Barbiturates |
300 ng/mL |
4-7 Days |
| Methadone |
300 ng/mL |
3-5 Days |
| Ecstasy |
500 ng/mL |
1-5 Days |
| Benzodiazepines |
300 ng/mL |
3-7 Days |