The gel contains tenofovir. This is a common anti-retroviral drug used to treat people with HIV, the virus that causes AIDS.

VOA: special.2010.07.21

The most common seasonal flu virus found in the United States this year is type A(H1N1).

VOA: special.2009.03.04

In fact,this is the single most common distinguishing characteristic of an American prisoner -- illiteracy.

VOA: special.2009.04.27

This is the most common cause of an unusual,or abnormal, heartbeat in older adults.

VOA: special.2009.09.22

This effect called facial flushing is a common reaction to alcohol among East Asians.

VOA: special.2009.05.13

This is the most common cause of abnormal heartbeat in older adults.

VOA: special.2009.08.12

The more common name for this disorder is hoarseness.

VOA: special.2009.09.02

"The common thought until very recently was that this is a disease only of wealthy women and wealthy countries."

VOA: standard.2010.02.02

"And that is why I will accept this award as a call to action, a call for all nations to confront the common challenges of the 21st century,"

VOA: standard.2009.12.10

Pandya says this is a common occurrence in Eastern European countries.

VOA: standard.2009.08.21

"And,when you get the sense of cooperation and common goals, common purposes among the people here today, you cannot help but see that this is something positive growing out of something that is such a tragedy."

VOA: standard.2009.10.19

"Of course what is important in this turmoil environment is that energy policy and energy common efforts for all Europe are important to avoid a crisis what we do have on the ground and to avoid the possible future crises,".

VOA: standard.2010.01.01