Both the time it will take for a drug to be effective, and the time it will take for it to leave the body completely, depend on a drug's half-life. The half-life is the amount of time necessary for the concentration of the drug in the bloodstream of the body to be reduced by one-half. The time it will take for a drug to reach a steady state, or full effectiveness, in the system is based on that half-life.
Examples of Adverbs. 1  The mad season starts in August. 2  Toby played in the garden. 3  She ran quickly. 4  As it has stopped raining, the game can continue. 5  They dance more gracefully.
An adverb is a word that describes-or modifies, as grammarians put it-a verb, an adjective or another adverb.1  A verb is an action word (jump, run, swim, ski, fish, talk). 2  An adjective is a descriptive word that describes a noun (pretty, happy, silly, sunny).or example: 1  He very quickly runs. 2  In this sentence, quickly is an adverb describing the word runs. 3  Very is another adverb, this time describing the word quickly. 4  The very pretty girl sat down. 5  In this sentence, pretty is an adjective describing the noun girl.