ARK Diagnostics EPILEPSY Gabapentin Lacosamide Lamotrigine Levetiracetam Oxcarbazepine Metabolite Topiramate Zonisamide URINE DRUG TEST AB-PINACA UR-144/JWH-018 EDDP Ethyl Glucuronide Fentanyl II Fentanyl II 0.5 ng/mL Ketamine NEW Meperidine NEW Methylphenidate Metabolite Pregabalin Pregabalin II NEW Tramadol NEW CANCER Methotrexate ANTIRETROVIRAL EfavirenzANTI-INFECTIVES LinezolidANTIFUNGAL Voriconazole II