Drug levels of the following TNF Biologics can be measured:
Adalimumab (Humira), Infliximab (Remicade) and Ethanercept (Enbrel).
Anti-drug antibodies are measured when drug levels are low.
Other biologic drugs can also be measured e.g. ustekinumab, vedolizumab, natalizumab. Please indicate the monoclonal antibody drug on the request form and whether anti-drug antibodies or target antigen concentrations are required.
Immunology
TNF
Adalimumab
Adalimumab antibodies
Enbrel = Etanercept
Etanercept
Humira = Adalimumab
Infliximab
Infliximab antibodies
Remicade = Infliximab
4 weeks