Pen Flashcards
Penicillin اي عالم اكتشفه
وعلى اي بكتريا
Alksander Fleming,staphylococcus
Penicillin can’t cross BBB
In normal condition but in meningitis can cross
Penicillin ionized or nonionized
Pencilin nonionzide outside the body
When enter the body become ionized
Which defrent betwen normal artery and cerebral artery
Normal artery contained poors can cross the fluid
Why Penicillin can cross the placenta but not teratogenic ¿
Because the fetal tissue absent transpeptidase enzyme pBP
Can retentions penicillin long time and not excretion
By giving probenecid inhibit excretion
Type of penicillin
1-benzylpeniciline (penicillinG)and related drug
2-antistaph penicillin
3-Extended spectrum penicillin
4-antipseudomonal penicillin
Which advantage and disadvantage of benzilypeniciline
Advance 1-streptococcus Stapheloccocase Pneumonia ذولي تلاثتهم يكونونgram positive Sephalus Genase ذولي gram negative هذا ينقاس بوحده الكونت لان يكون طبيعي
Disaadvantage
اول شي مينأخذoral لان يتأثر بلphمالت المعده
Intramuscular by 3-10time day
Spectrum of it narrowed
Procaine
Local ansethesia when driving to penicillin 24hour
Penzethine penciline
ننطق بلعضله كل ٣اسابيع حتى ميجيهم recurrent tonsillitis
Amoxicillin with clavulanic acid
=Co amoxiclave produce broaded spectrum
Amoxicillin concentration in
Bile effect liver disease and tophy
Ambicilin more active
Inshigula and influenza
Proimpiciline pivimpeicilin and talaimpicilin
More absorbed in blood and has no effect in the bectria flora
Which better absorbed impicilin or amoxicillin
Amoxicillin is better absorption and penetration than ampicillin
Aminoglycoside
Don’t cross BBB but can cross placenta
لهذا احنه مننطي للمرأه الحامل
Neomycin
Surgical in intestine oral high does ينطي لجراح علمود يعقم الامعاء
Benzyle penicillin
Treatment gram positive cocci streptococcus,staphylococcus,pnuemcocci,gram negative cocci gonococci ,meningococcus ,urinary tract infections
Vancomycin treatment +؛-bectria
Gram positive
Vancomycin
Don’t get orally
Red man syndrome
Caused by vancomycin because release histamine which cause rash skin
High dose of vancomycin can cause
Deafnease because injury in8nerve ,nephrotoxity,thrombonephlitic
Bactriacin
Inhibit building peptidoglycan block the active against positive bacteria
Bactricine in skin infection
Neomycins And polymixine
Macrolide
Erythromycin,clerthromycin,azithromycin,roxithromycin
Macrolid
Act on 50s protein synthesis in small dose bactriostatic,in high dose bactriocidal
Erythromycin
Absorption effected by food and Hcl
Macrolid
Macrolid can penetrate organ tissue and placenta and small amounts penetrate csf