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pht 100
chapter 4 part 2
Question | Answer |
---|---|
sustained release drugs reduces | the dosage from immediate release |
extended release drugs reduces | dosage from immediate & sustained forms |
controlled release is also | delayed release |
controlled release distributes | medication for a long period |
powders are made by | machine pulverization & milling from it's original figure |
granules compared to powders are | larger particles |
powder & a little water together | make granules |
granules can be | enclosed in caps |
granules are irregularly shaped & have | excellent flow characteristics |
effervescents are coarse powders/granules that have | medicine, sodium bicarbonate, & an acid type |
effervescent salts bubble when | in water releasing carbon dioxide gas |
an emulsion is when | 2 unblended substances are mixed |
creams/lotions are made from | oil dropplets in water emulsion |
ointments are semisolids made from | water dropplets in oil emulsion |
emulsion is the dispersion of 2 different | liquids together varying in viscosity |
mineral oil & petroleum jelly are | oleaginous |
water/oil emulsions are like | lanolin or cold creme |
oil/water emulsions are like | hydrophilic ointment |
water soluble bases are like | polyethylene glycol |
pastes has more | solids than oinment |
a plaster is a preparation that | adheres to the body containing backing material |
a linitment is a | medicated topical preparation applied to the skin |
cremes are invisible once applied & lotions are | easily absorbed |
colamine lotion is for itching & benzoyl peroxide is for | acne |
lotion contains insoluble dispersed solids or | immiscible liquids |