PCTH 201 Chapter Notes - Chapter 2: Vitamin A, Digoxin, Apitoxin
2 Oct 2017
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Understanding how a drug works give a lot of insight to the development of new drugs and to therapeutics. Drug : any substance that alters the functioning of physiological systems (from sources like plants, animals, minerals, synthetic ones) Don"t consider foods as drugs (high level of sugar; alcohol, caffeine, vit a containing drinks can cause harm) Herbal products sold as tea may contain compounds that are harmful to the body. How are drugs named: chemical name : identify chemical elements (used in pharmaceutical industry, generic name : universally accepted name (publishing or rx) Similar patterns for drugs of same class or mechanism. Can be manufactured and sold by any company once the patent has expired: proprietary (trade) name : brand name or registered trademark. Protected by patent ~20 yrs (4. slang names e. g. weed) 1: g protein-coupled receptors, enzyme-linked receptors ( kinases . Intracellular receptors has to have hydrophobic character in order to diffuse across the cell membrane.
