Devices descending from K904856
10 later devices reach Abuscreen Ontrak for THC through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K973075 | Ontrak Teststik for Amphetamines, Ontrak Teststik for Cocaine, Ontrak Teststik for… | Roche Diagnostic Systems, Inc. | 1997 | 9 | — |
| +2 | K994164 | Ontrak Teststik 2 for Cocaine/THC, Cat. 1118579 | Roche Diagnostics Corp. | 2000 | 6 | — |
| +2 | K994165 | Ontrak Teststik 3 for Cocaine/Morphine/THC,Cat. 1118595 | Roche Diagnostics Corp. | 2000 | 0 | — |
| +2 | K994020 | Ontrak Teststik for PCP, Cat. 07 6654 2 | Roche Diagnostics Corp. | 2000 | 0 | — |
| +3 | K033902 | Ontrak Testcup II and Onsite Cupkit | Varian, Inc. | 2004 | 5 | — |
| +4 | K060896 | Modification to Ontrak Testcup II and Onsite Cupkit | Varian, Inc. | 2006 | 4 | — |
| +5 | K153192 | Chemtrue Multi-Panel Drug Screen Dip Card/Cup Tests, Chemtrue Multi-Panel Drug Screen… | Chemtron Biotech, Inc. | 2016 | 2 | — |
| +5 | K143599 | Chemtrue Drug Screen Cup Tests and Chemtrue Drug Screen Cup Tests with OPI 2000 | Chemtron Biotech, Inc. | 2015 | 0 | — |
| +6 | K232736 | Chemtrue® Drug Screen Fentanyl/Tramadol Cup Test, Chemtrue® Drug Screen… | Chemtron Biotech, Inc. | 2023 | 1 | — |
| +7 | K252684 | Labcorp Fentanyl Urine Visual Test | Medtox Diagnostics, Inc. | 2026 | 0 | — |