 |  | AbbVie to buy Botox-maker Allergan in $63 billion deal |  | Drugmaker AbbVie Inc said on Tuesday it would buy Botox-maker Allergan Plc for about $63 billion, grabbing control of by far the biggest name in medical aesthetics to help reduce its reliance on blockbuster arthritis treatment Humira. | |  |  |  | Central bankers weigh up Facebook's Libra plan |  | A senior member of the Swiss National Bank said he was open-minded about Facebook's cryptocurrency project, while an Italian official looked for more information as central bankers try to get to grips with the initiative. | |  |  |  | Oil prices drop on demand worries, Saudi supply pledge |  | Oil prices inched lower on Tuesday, weighed down by concerns over declining crude demand and a Saudi pledge to offset any shortfall from countries hit by sanctions, as the market shrugged off risks to supply linked to tensions around Iran. | |  | |  |  |  |  | Related Video | |  | |  | |  |  |  |  |  | Make sense of the market with highlights of valuable financial information and reports along with compelling investment insights. Register Today |  | |  |  |  | The latest Reuters articles on M&A, IPOs, private equity, hedge funds and regulatory updates delivered to your inbox each day. Register Today |  | |  | » » MORE NEWSLETTERS |  | |