Nektar Therapeutics is a clinical-stage biopharmaceutical company, which engages in developing drug candidates that utilize its PEGylation and polymer conjugate technology platforms. Its products includes of drug candidates of therapeutic areas, including oncology, pain, anti-infectives, anti-viral, and immunology. It provides small molecule drugs, peptides and other potential biologic drug candidates. It's drug candidates are designed to improve the pharmacokinetics, pharmacodynamics, half-life, bioavailability, metabolism or distribution of drugs and improve the overall benefits and use of a drug for the patient. The company was founded in 1990 and is headquartered in San Francisco, CA.