Valeant Pharmaceuticals International Inc. is turning its back on CEO J. Michael Pearson, the man who built Valeant into a Wall Street darling through a strategy of acquisitions, cost cuts and price hikes. Now that elements of that strategy have backfired and the company’s stock price has fizzled like a sparkler in a downpour, the company announced March 21 that Pearson will be replaced by a successor yet to be named.
Valeant has begun the search for a new chief executive, who will be charged with turning around the troubled company,...