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.
Definition. An adverb is the part of speech (or word class) that's primarily used to modify a verb, adjective, or other adverb. Adverbs can also modify prepositional phrases, subordinate clauses, and complete sentences. Adjective: adverbial. Positions of an Adverb.
The old dog could barely wag his tail. Six sacks were secretly stacked with sticks. Adverbs and Adjectives Parts of Speech Adjectives Adjectives describe or modify nouns or pronouns. Noun = shoes His shoes are red. There are three shoes. The shoes are shiny. Adverbs Adverbs describe or modify verbs, adjectives, and other adverbs. He ran quickly. He ran very quickly. She is really busy. She is not worried. More About Adverbs Adjectives can usually be made into adverbs by adding âlyâ to the end.