small molecule drugs
-most common med on the market
-well defined chemical structure
-created through chemical synthesis or derived from natural productd
penicilin
-naturally produced by a fungi
-marked beginging of the antibiotic era
AZT (retrovir)
-first HIV drug
-made by a failed drug from the 1960s
how many SMD were approved in 2020?
75%
in 2020, what was the % of sale of SMD
90%
what drugs in the piple line are SMD?
70%
pros to SMD
-easy chemical structures
-easy to make
-predicitble properties
-various administoring routes
-cheaper/generics
brand name v generic
brand name has exclusivity when pt is active
-generics are cheaper and can be covered by insurance
cons to SMD
-lack of high specify (off target effects occur)
-risk of drug-drug interactions
-generics
-bioavailability and solubility issues
how to increase bioavailibity and solubilty of SMD?
-jet milling (smaller particle size)
-salts/cocrystals
-amorphous solid dispersions
ways SMD interact with receptors
-full agonist
-partial agonist
-inverse agonist
-antagonist
what is the most common dosage form?
tablets
-long shelf life