About Adalimumab 40mg Exemptia Injection Adalimumab belongs to the class of medications called biological response modifiers (“biologics”) or TNF blockers (tumor necrosis factor blocker). This medication is used for pain relief and to reduce inflammation in a number of autoimmune diseases including the following : Rheumatoid arthritis – a condition in which the body attacks its own joints, causing pain, swelling, and loss of function.