Amgen announced today the launch of AMJEVITA (adalimumab-atto), a biosimilar to AbbVie’s HUMIRA (adalimumab), in the United States. AMJEVITA was the first HUMIRA biosimilar approved by the FDA and is now the first to be launched in the United States. AMJEVITA is approved to treat seven inflammatory diseases, including moderate-to-severe rheumatoid arthritis in adults,…