What is the therapeutic action of a drug

What are the different routes for administration of drugs in the body 4.The therapeutic index of a drug is usually defined as the ratio of ld 50 to ed 50 (median lethal and median effective doses, respectively, in 50% of individuals), which indicates how selective the drug is in eliciting its desired effect.Cures a disease or condition;Therapeutic action of different classes of drugs we know that drugs help us diagnose and cure numerous illnesses.Therapeutic index (ti) the therapeutic index for a medication is a range of doses at which the medication is effective without adverse toxic effects.

These changes in the brain can lead to the harmful behaviors seen in people who use drugs.The goal is to prescribe the ideal drug, the one that only has a therapeutic effect.The main principle of action is selective toxicity, i.e.The duration of action of a drug with more than one effect may differ, depending on which effect is followed.What are drugs and its therapeutic action?

The low end of the therapeutic index range is the minimum amount of a drug needed in the body to be effective (minimum effective concentration).What are the different mechanism of action of drugs in the body.This information is used to individualise dosage so that drug concentrations can be maintained within a target range.A systematic classification system has been developed for the categorization of therapeutic effects of individual drugs based on their relationships to the underlying disease processes being treated or prevented, rather than on the pharmacologic or biochemical effects of the individual drugs.