BUZZ-Xenon Pharma plunges after pausing trial enrollment due to side effects
XENE•Xenon Pharma shares tumble after trial enrollment pause
- Shares of Xenon Pharmaceuticals XENE.O slid 21.59% to $44.97 in extended trading.
- Xenon said it pauses enrollment of new patients in its depression and bipolar disorder studies after noticing neuropsychiatric side effects.
- Patients already enrolled in the studies continue treatment while the company reviews possible dose changes.
- The company said the pause is temporary and does not affect its epilepsy studies.
- As of the last close, the stock was up about 28% year to date.
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