anti-infectives Flashcards
father of antiseptic surgery
used carbolic acid to wash hands and to spray on incision sites
Joseph Lister
other name for carbolic acid
phenol
theorize “selective toxicity”
Paul Ehrlich
salvarsan other names
- compound 606
- magic bullets
anti-infective agents that are used locally
germicides
application of an agent to living tissue for the purpose of preventing infection
antisepsis
destruction or marked reduction in the number of activity of microorganisms
decontamination
chemical or physical treatment that destroys most vegetative microbes or viruses, but not the spores, in or on inanimate surfaces
disinfection
reduction of microbial load on an inanimate surface to a level considered acceptable for public health purposes
sanitation
process intended to kill or remove all types of microorganisms, including spores, and usually including viruses with an acceptably low probability of survival
sterilization
process that kills nonsporulating microorganisms by hot water or steam at 65–100°C
pasteurization
applied to living tissues; can be bactericidal or bacteriostatic
antiseptics
kills bacteria
bactericidal
prevents growth of bacteria
bacteriostatic
alcohol and related compounds MOA as anti-infectives
protein precipitation
coagulation and denaturation
TRUE OR FALSE
isopropyl alcohol is a secondary alcohol but considered more potent than some primary alcohols
true
other names for methyl alcohol
- methanol
- carbinol
- wood alcohol
other names for ethyl alcohol
- ethanol
- rectified spirit
- wine spirit
- spiritus vini rectificatus
2 methods of preparation of ethyl alcohol
- fermentation of product grain
- synthetically prepared by sulfuric acid-catalyzed hydration of ethylene
TRUE OR FALSE
ethyl alcohol is ineffective against spores
true
a discontinued vintage medicine or tincture prepared by dissolving extracts from the opium poppy in ethanol
laudanum
drug for chronic alcoholism
worsens hangover
disulfiram
inhibits alcohol dehydrogenase; an antidote for methanol poisoning
fomepizole
lessens the effect of hangover
thiamine (vit b1)
TRUE OR FALSE
completely denaturated alcohol is not for human consumption
true
with wood alcohol (methanol) and benzene
completely denatured alcohol
isopropyl rubbing alcohol contains what percent of alcohol?
68-72%
prepared commercially by the sulfuric acid-catalyzed hydration of propylene
isopropyl alcohol
Isopropyl Alcohol, USP
azeotropic
used in gauze pads for sterilization of the skin prior to hypodermic injections
azeotropic
“absolute ethanol”
dehydrated ethanol
contains not less than 99% w/w of ethyl alcohol – prepared through azeotropic distillation of ethanol and benzene
dehydrated ethanol
mixture of alcohol and water containing 41-42% by weight
diluted alcohol
1,2,3-propanetriol
glycerin (glycerol)
the first polyhydric alcohol that can yield both an aldose and a ketose
glycerin (glycerol)
gas sterilant – used for temperature-sensitive medical equipment
ethylene oxide
forms an explosive mixture in the air in concentrations ranging from 3 to 80%
ethylene oxide
10% ethylene oxide + 90% carbon dioxide
carboxide
a formaldehyde solution
aldehyde
other names for formaldehyde
- formol
- formalin
- methanal
irritating to mucous membranes and causes hardening of the skin, used to disinfect rooms, clothing, and surgical instruments
formaldehye
formaldehyde MOA as an anti-infective agent
direct nonspecific alkylation of nucleophilic functional groups to form carbinol derivatives
glutaraldehyde other names
- glutarol
- pentanedial
a disinfectant that is superior to formaldehyde, microbicidal activity against all microorganisms including spores and viruses
glutaraldehyde
used in solutions for sterilization of equipment and instruments that cannot be autoclaved
glutaraldehyde
2 components of glutaraldehyde
- glutaraldehyde
- buffer
mixed with 4% glycerin, used to cauterize small wounds
phenol
concentration of phenol that is used as antipruritic in phenolated calamine lotion
0.1 to 1% concentration