Allergan ( AGN) pushed the Health Care sector higher today making it today's featured health care winner. The sector as a whole closed the day down 1.5%. By the end of trading, Allergan rose $1.02 (1.2%) to $84.68 on average volume. Throughout the day, 1.7 million shares of Allergan exchanged hands as compared to its average daily volume of 1.9 million shares. The stock ranged in a price between $84.08-$85.45 after having opened the day at $84.16 as compared to the previous trading day's close of $83.66. Other companies within the Health Care sector that increased today were: K-V Pharmaceutical Company ( KV.B), up 18%, Ampio Pharmaceuticals ( AMPE), up 16.4%, NeuroMetrix ( NUROD), up 14.1%, and Pressure BioSciences ( PBIO), up 9.8%.

Allergan, Inc. operates as a multi-specialty healthcare company primarily in the United States, Europe, Latin America, and the Asia Pacific. Allergan has a market cap of $25.52 billion and is part of the drugs industry. The company has a P/E ratio of 28.1, equal to the average drugs industry P/E ratio and above the S&P 500 P/E ratio of 17.7. Shares are up 21.8% year to date as of the close of trading on Friday. Currently there are 15 analysts that rate Allergan a buy, one analyst rates it a sell, and seven rate it a hold.

TheStreet Ratings rates Allergan as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, largely solid financial position with reasonable debt levels by most measures, compelling growth in net income, expanding profit margins and good cash flow from operations. Although the company may harbor some minor weaknesses, we feel they are unlikely to have a significant impact on results.

On the negative front, China Shenghuo Pharmaceutical Holdings ( KUN), down 17.4%, Somaxon Pharmaceuticals ( SOMX), down 16.7%, Telik ( TELK), down 16%, and Biosante Pharmaceuticals ( BPAX), down 14.8%, were all losers within the health care sector with Medtronic ( MDT) being today's health care sector loser.

For investors not wanting singular stock exposure, ETFs may be of interest. Investors who are bullish on the health care sector could consider Health Care Select Sector SPDR ( XLV) while those bearish on the health care sector could consider ProShares Ultra Short Health Care ( RXD).