Công ty cổ phần dược phẩm An Thiên This is a war between two sides, one side of the Republic of Vietnam in South Vietnam with the United States and some other allies such as Australia, New Zealand, Korea, Thailand and Philippines battle directly; one side Democratic Republic of Vietnam in North Vietnam by the Vietnam Workers' Party (Communist Party name of Vietnam from February 11, 1951 to before December 20, 1976) led the National Front for Liberation of South Vietnam in South Vietnam, with the arms aid from socialist countries (plus production), especially of the Soviet Union and China. This war but called the "Vietnam War" but the fighting spread across Indochina, embroiled in war both within neighboring countries Laos and Cambodia at the different levels. Thus war is also known as the First Indochina War 2.

Công ty dược phẩm An Thiên In Vietnam, newspapers also used the name against American Resistance to only this war, as well as to distinguish them from other wars that happened in Vietnam when anti-French and anti-Japanese, anti- Mongolia, China against ... Some people feel that the name does not struggle against the U.S. neutrality in the war because there are Vietnamese people to war with the United States; some of them back to the Vietnam War that the name shows how to look of the West than that of people living in Vietnam. But academically, current scholars in and outside Vietnam often use the term "Vietnam War" because of its international character. 

Dược phẩm An Thiên name is used less than once second Indochina War, are used to distinguish the 1st Indochina War (1945-1955), 3rd Indochina War (1975-1989, 3 conflict in the northern border of Cambodia and Vietnam). 

The war officially ended with the event April 30, 1975, when President Duong Van Minh's surrender to the Republic of Vietnam National Front for Liberation of South Vietnam. Provisional Revolutionary Government of the Republic of South Vietnam, taking over the South until reunification. State is consistent with national name, Socialist Republic of Vietnam was born in 1976.

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