Allergan Inc., the Irvine drug maker that’s Orange County’s second most valuable company after Broadcom Corp., got a bullish nod from Banc of America Securities, which started tracking the company.

NEW YORK (AP) — Valeant Pharmaceuticals is teaming up with activist investor Bill Ackman in a bid for Botox maker Allergan that could be worth about $40 billion. Valeant said Monday that it intends to ...

(Reuters) - Drugmaker AbbVie Inc said on Tuesday it would acquire Allergan Plc for about $63 billion, giving AbbVie control over the lucrative wrinkle treatment Botox and buying time to seek new ...

A federal jury July 18 said Revance Therapeutics' skin medication infringed on patents for anti-wrinkle treatment Botox and owes AbbVie-owned Allergan $56 million. The lawsuit, filed by Ireland-based ...