Vimpat was tested in people 17 years of age and older. Most effective seizure medications are usually effective at all ages, but side effects and dosages can differ. Because Vimpat affects the brain growth factor, CRMP-2, a possible negative effect on brain development in young children cannot be ruled out.
During the 1960s, environmentalism became a mass social movement. Drawing on a culture of political activism inspired in part by the civil rights and antiwar movements, thousands of citizens, particularly young middle-class white men and women, became involved with environmental politics.
These organizations exist on local national and international scales. Environmental NGOs vary widely in political views and in the amount they seek to influence the government. The environmental movement today consists of both large national groups and also many smaller local groups with local concerns.