Nektar Therapeutics is a biopharmaceutical company. The Company is engaged in the development of a pipeline of drug candidates that utilize its PEGylation and advanced polymer conjugate technology platforms, which are designed to enable the development of new molecular entities that target known mechanisms of action. The Company's pipeline consists of drug candidates for therapeutic areas, including oncology, pain, anti-infectives and immunology. The Company's drugs include MOVANTIK (naloxegol) tablets, MOVENTIG, AdYnoVATE, NKTR-102 (next-generation topoisomerase I inhibitor), BAY41-6551 (Amikacin inhale, formerly NKTR-061), NKTR-181 (orally-available mu-opioid analgesic molecule), NKTR-102, NKTR-214 and MoVAnTiK fixed-dose combinations (opioid/naloxegol combinations). Its drugs also include Neulasta (pegfilgrastim), PEGASYS (peginterferon alfa-2a), PEG-INTRON (peginterferon alfa-2b), Somavert (pegvisomant) and Macugen (pegaptanib sodium injection).