BUZZ-Valeant Pharmaceuticals International Inc: Q4 results on March 15
** Canadian drugmaker's U.S.-listed shares up 3.6 pct at $63.35 premarket
** Says will release preliminary Q4 results March 15, followed by conference call same day
** Valeant said last week it would delay releasing results, scheduled for Feb. 29 - the day CEO Michael Pearson returned from 2-month sick leave
** It also revealed last week it was under SEC investigation
** Up to Friday's close, the U.S.-listed stock had fallen 40 pct this year
** Stock down 77 pct from a record high $263.81 hit in Aug when questions first emerged about its business and accounting practices
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