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Medication Monitoring

Choose One Lab: LABCORP (LC) or QUEST (QD) or ALL

Walk-In Lab is contracted with LabCorp (LC) and Quest Diagnostics (QD) for routine lab testing. Please choose LC or QD to complete your order. If you prefer to receive a kit by mail for specimen collection, please see our Home Test Kits. LC and QD tests must be ordered separately.

LabCorp: Online lab testing is prohibited in MA, MD, NY, NJ and RI.

Quest Diagnostics: Online lab testing is prohibited in NY, NJ and RI.

  • Valproic Acid Blood Test, Free

    The Valproic Acid Blood Test, Free is useful in monitoring the concentration of valproic acid in your blood and to maintain a therapeutic level. 
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  • Methadone Blood Test

    The Methadone Blood Test is used to detect and monitor for the presence of methadone.  It is used as a way to confirm compliance with methadone treatment.
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  • Nortriptyline Serum Test

    The Nortriptyline Serum Test measures the levels of nortriptyline, a drug used to treat major depression and bipolar disorders. 
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  • Lamotrigine Blood Test

    The Lamotrigine Blood Test is used in monitoring serum concentration of lamotrigine, assessing compliance, and adjusting lamotrigine dose in patients receiving other anticonvulsant drugs which interact pharmacokinetically with lamotrigine.
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  • Carbamazepine (Tegretol) Serum Test

    A Carbamazepine Blood Test is a test that evaluates the blood levels of carbamazepine. It is used in the dose adjustment and to ensure that carbamazepine levels remain within an acceptable range.
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  • Lithium Serum Test

    The Lithium Serum Test measures and monitors the amount of lithium in the blood.
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  • Pregnenolone Blood Test, LC/MS-MS (Endocrine Science...

    A Pregnenolone Blood Test measures the level of pregnenolone in your blood.
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  • Prothrombin Time (PT) w/INR Blood Test

    The PT/INR Blood Test reports both PT and INR values, although the INR value is more applicable for patients on Warfarin; it is used to adjust dosage to get the PT in the appropriate range.
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  • Valproic Acid Serum Test

    The Valproic Acid Serum Test determines the concentration of valproic acid in your blood and to maintain a therapeutic level
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  • Catecholamines Blood Test, Fractionated

    catecholamine blood test measures the amount of the hormones in your body and includes: Dopamine, Epinephrine, Norepinephrine and Total Catecholamines.
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  • Amiodarone Blood Test

    The amiodarone test measures the amount of amiodarone in blood.
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  • Phenytoin (Dilantin) Blood Test

    The Phenytoin Test is used to test for phenytoin, which is useful in generalized tonic-clonic, complex partial, and simple partial seizures and frequently is chosen for initial therapy, particularly in adults.
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  • Serotonin Blood Test

    The Serotonin Blood Test is ordered to help diagnose and monitor treatment for a serotonin-secreting carcinoid tumor.
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  • Theophylline Blood Test

    A Theophylline Blood Test is a therapeutic drug monitoring of Theophylline.
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  • Salicylate (Aspirin) Serum Test

    A Salicylate Test to detect Salicylate overdose, to help evaluate its severity and monitor its resolution; sometimes to monitor for an overdose if you regularly use prescription-strength salicylates.
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  • AspirinWorks; (11-Dehydro Thromboxane B2) Urine Test...

    The AspirinWorks Test Kit is an enzyme-linked immunoassay (ELISA) to determine levels of 11-dehydrothromboxane B2 (11dhTxB2) in human urine, which aids in the qualitative detection of aspirin effect in apparently healthy individuals post ingestion.
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  • Phenobarbital Serum Test

    A Phenobarbital Serum Test for phenobarbital, a long-acting barbiturate, which is effective in generalized tonic-clonic and simple partial seizures.
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  • Trileptal (Oxcarbazepine) Serum Test

    The Trileptal Serum Test checks level of this antiepileptic drug.
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  • Tramadol Serum Blood Test

    Tramadol testing is used to confirm or identify suspected drug toxicity of Tramadol which is used for relief of moderate to moderately-severe pain.
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