Severe or radical in nature; extreme: the drastic measure of amputating the entire leg; drastic social change brought about by the French Revolution.
Severa o radical en la naturaleza; extrema: la drástica medida de amputar la pierna entera; drástico cambio social provocado por la revolución francesa.
Taking effect violently or rapidly: a drastic emetic.
Teniendo efecto violentamente o rápidamente: un emético drástico.