Use of drugs in disease states

At the same time that the disciplines of medicine and pharmacy strive to use existing drugs in the most effective manner, scientific researchers 

Steps involved in the drug development process include  

The pharmacologically active molecule or drug entity must be synthesized, isolated or extracted from various possible sources (relying on the disciplines of medicinal chemistry, pharmacology, and toxicology). 

The formulation of a dosage form (i.e. tablet, capsules, suspension, etc.) of this drug must be 

A dosage regimen (dose and dosing interval) must be established to provide an effective concentration of a drug in the body, as determined by physiological and therapeutic needs (utilizing pharmacokinetics and biopharmaceutics). 

---