Sedative drugs (tranquillizers, depressants, anti-anxiety medications, nitrous oxide, etc.) can be administered in a variety of ways. In the past, intravenous (IV) sedation â sedatives delivered via injection into the blood vessels of the hand or arm â was predominantly used to sedate a dental patient.
The middle band, colored white, contains the National Mexican Crest, a symbol that is very important to Mexican people. The Mexican flag colors are three: green, white and red. Green: represents hope for a better nation, where people join together to achieve and maintain peace between them.White: represents the purity of catholic faith. Red: the color of blood.he middle band, colored white, contains the National Mexican Crest, a symbol that is very important to Mexican people. The Mexican flag colors are three: green, white and red. Green: represents hope for a better nation, where people join together to achieve and maintain peace between them.
Evolution Of The Official Flag. The first official flag was declared in 1821, which was the first year that Mexican sovereignty was recognized. This flag utilized green, white, and red vertical stripes and the symbol of an eagle wearing a crown. The crown was meant to represent the then-Empire. The Empire was abolished, and the country became a federal republic in 1823. In this year, the second official flag was established.