(Information on Pfizer's acquisition of King Pharmaceuticals and offshore oil drilling regulations updated in today's Hot Trends article.)

NEW YORK ( TheStreet) -- "King Pharmaceuticals" is a hot search topic today following the news that Pfizer ( PFE) has struck a $3.6 billion deal to acquire pain-reliever specialist King Pharmaceuticals ( KG).

>> King Pharmaceuticals, Pain Therapeutics: Biotech Winners

The agreement helped boost shares of Pain Therapeutics ( PTIE), an early-stage painkiller developer. Pain has teamed with King on the development of Pain's lead drug candidate Remoxy, which is currently in clinical trials.

The companies have a licensing agreement for Remoxy, a "strong painkiller" which, according to Pain's press reports, has a "unique formulation designed to reduce potential risks of unintended use." Pfizer is likely interested in King's research on and involvement with "abuse-resistant" pain drugs.

"Offshore oil rigs" is a heavily search phrase today after the news that the U.S. government lifted the moratorium on deepwater drilling today.

>>Energy Winners: Gulf of Mexico Oil Companies Alive and Well

The Obama administration put the restrictions in place following the disastrous BP ( BP) oil spill in the Gulf of Mexico.

Drilling companies must file for new permits before they can start drilling again. In order to be cleared for operations, companies must meet a set of safety requirements. The CEO of each company must comply with new regulations in efforts to reduce the chance of future accidents.

"Internet TV" is a hot search topic today as Google ( GOOG) prepares to launch its highly anticipated Internet TV service, Google TV, this fall.

The search giant will deliver selected Web video from sites like CNN and HBO, streaming video from Amazon ( AMZN) and Netflix ( NFLX) as well as music from sites like Pandora.

>>Google, Logitech Set to Launch TV

The service will be available on some Sony ( SNE) TVs and through a Logitech ( LOGI) set-top box called Revue.

Apple ( AAPL) also plans to debut its own take on Web TV. In August, Apple introduced a third version of its Apple TV box that will connect Internet video, its iTunes store and streaming video from Netflix.

"Patch 4.0.1" is a trending topic on the Internet today following reports that a new downloadable patch 4.0.1 game upgrade will be added to the third expansion of the World of Warcraft: Cataclysm game.

>>Hottest Video Games for 2010 Holiday

The patch will reportedly feature improved abilities for all main classes such as Death Knights, Druids, Warlocks and Warriors, as well as updated talent trees and spells, class mechanic and glyph changes.

World of Warcraft is made by Blizzard Entertainment, a unit of Activision Blizzard ( ATVI). The newest version is expected to launch on Dec. 7 and will reportedly cost $34.99 with a special edition for $69.99.

The chatter on Main Street (a.k.a. Google) is always of interest to investors on Wall Street. Thus, each day, TheStreet compiles the stories that are trending on Google, and highlights the news that could make stocks move.

-- Written by Theresa McCabe in Boston.

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