| Term 
 | Definition 
 
        | What drug does to body   D+R<-->DR |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Dose at which 50% of patients have therapeutic effect |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | The dose at which 50% pts experience toxicity (side effects) |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Dose at which 50% pts would die |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Window between therapeutic effect and the toxic effect at which that effect is acceptable |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | TD50/ED50   higher index-wider and better window lower index- smaller and worse window |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Elicits maximal response and stabalizes DR* |  | 
        |  | 
        
        | Term 
 
        | Partial/Mixed agonists-antagonists |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Receptors that are active naturally are made inactive   stablizes DR in the case of R* |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | inhibits agonist activity stabalization of DR, prevention of DR*   |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | reversible binding, can be bumped |  | 
        |  | 
        
        | Term 
 
        | Noncompetitive Antagonist |  | Definition 
 
        | irreversible binding to active site or allosteric site, cant be bumped |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | chemical-agonists inactivation physiologic-mediates oppopsite response of agonist |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  |