US STOCKS-Wall St pushed higher by healthcare, energy stocks
* Fed March meeting minutes due at 2pm ET
* Crude up nearly 5 pct
* Pfizer, Allergan lead gains in healthcare sector
* Indexes up: Dow 0.39 pct, S&P 0.65 pct, Nasdaq 1.02 pct (Updates to early afternoon)
By Abhiram Nandakumar
April 6 (Reuters) - Healthcare and energy stocks drove gains on Wall Street on Wednesday ahead of the release of minutes from the U.S. Federal Reserve's meeting on interest rates in March.
Investors, who have been grappling with mixed signals on rate hikes from Fed officials, will parse the minutes to gain insight into the central bank's thinking on the economy. The minutes are due at 2 p.m. ET (1600 GMT).
The collapse of the $160 billion merger of Pfizer and Allergan bolstered the healthcare sector on rising hopes that the pharmaceutical giants could turn to smaller targets.
Pfizer shares rose 3.9 percent to $32.57 and gave the biggest boost to the S&P 500, while Allergan was up 3.6 percent at $245.05. Continuación...