DRD4O - Overview: Dopamine Receptor D4 Genotype (DRD4), Saliva

Test Catalog

Test Name

Test ID: DRD4O    
Dopamine Receptor D4 Genotype (DRD4), Saliva

Useful For Suggests clinical disorders or settings where the test may be helpful

Influencing the target dose of methylphenidate treatment for patients with attention deficit/hyperactivity disorder


Determining possible cause for poor response to methylphenidate in treated patients with attention deficit/hyperactivity disorder


Genotyping patients who prefer not to have venipuncture done

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.


Special Instructions and Forms Library of PDFs including pertinent information and consent forms, specimen collection and preparation information, test algorithms, and other information pertinent to test

Method Name A short description of the method used to perform the test

Polymerase Chain Reaction (PCR) Followed by Sizing Analysis

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name

DRD4 Genotype, Saliva

Aliases Lists additional common names for a test, as an aid in searching