** Shares of drug developer Nektar Therapeutics NKTR.O more than double to $25 premarket
** Co's experimental drug rezpegaldesleukin met the main goal of reducing severity of disease and itching in patients with a skin disorder known as moderate to severe atopic dermatitis or eczema in a mid-stage trial
** Eczema is a chronic skin condition that causes inflammation, redness and intense itching
** The mid-stage trial included 393 patients who were administered the experimental drug over a period of 52 weeks and the results were compared with placebo
** As of last close, NKTR stock down 31.6% YTD
(Reporting by Padmanabhan Ananthan)
((Padmanabhan.Ananthan@thomsonreuters.com))