Antibiotics midterm 1 Flashcards
What is the mode of action of pleuromutilins ?
Time-dependant bacteriocidal
Concentration dependent bacteriocidal
None of these
Bacteriostatic
Bacteriostatic
Which of the following antibiotics is effective in swine dysentery ?
None of them are effective
Tulathromycin
Tilmicosin
Both are effective
none
Which is characteristic of amoxicillin’s distribution Moderate : due to its lipophilicity, it can barely cross special barriers, but it can enter the cells
Moderate : due to its water solubility, it can barely cross special barriers and it can barely enter the cell Moderate : due to its water solubility, it can barely cross special barrier but it can enter the cells
Good : due to its lipophilicity, it can cross special barriers and it can enter the cells
B
Which is NOT true for cefalexin ?
It is a first generation cefalosporin
It is concentration dependent bacteriocidal
It has postantibiotics effect
It is not inactivated by ß-lactamase producing Staphylococcus pseudintermedius
it is concentrational dependent bacteriocidal
Cefquinome belongs to the …
- Generation cephalosporins
- Generation cephalosporins
- Generation cephalosporins
- Generation cephalosporins
4 generation cephalosporins
Cefuroxime belongs to the …
- Generation cephalosporins
- Generation cephalosporins
- Generation cephalosporins
- Generation cephalosporins
2 generation cephaloporins
Which antibiotic is effective against methicillin-resistant Staphylococcus intermedius
infections ?
Amoxicillin clavulonic acid
None of them
Flucloxacillin
Ticarcillin clavulonic acid
flucloxacillin
Which combination can lead to decreased efficacy ?
Phenoxymethylpenicillin + florfenicol
Doxycycline + tulathromycin
Amoxicillin + clavulanic acid
Colistin + amoxicillin
phenoxymethylpenicillin florfenicol
Risk of selecting resistant bacteria is highest at this antibiotic concentration :
MIC < concentration < MPC
concentration < MIC
concentration > MPC
None of them
mic< concentration< mpc
Which aminoglycoside is the most toxic among the followings ?
Spectinomycin
Streptomycin
Neomycin
Amikacin
Neomycin
How can azithromycin be administrated ?
Orally
In IM injection
Both
None of them
orally
Which substance does NOT belong to the CIA Highest Priority antibiotics category ?
Amoxicillin
Cefquinom
Cefoperazone
Colistin
amoxillin
Amoxicillin is active against
Mycoplasma spp
None of them
Pseudomonas spp
Chlamydophila spp
none of them
Which statement is NOT true for chloramphenicol ?
It can cause dose-independent aplastic anemia
It belongs to the table 2 (37/2010 EC)
It can be used topically in ophthalmic products
It is effectively used in sheep foot rot
it is effectively used in sheep foot rot
What is characteristic to doxycyline’s absorption if given orally ?
Good, food has no effect on it
Good, but it gets worse without food
Bad, therefore they should be given with food
Good, but milk products decrease absorption
Good, food has no effect on it
What is the mechanism of action of lincosamides ?
Inhibition of peptidoglycane suynthesis
Inhibition of deoxyribonucleic acid synthesis
Inhibition of protein synthesis on the 30S ribosome subunit
Inhibition of protein synthesis on the 50S ribosome subunit
Inhibition of protein synthesis on the 50S ribosome
Cefovecin is NOT effective against :
Mycoplasma spp
None of them
Pseudomonas spp
Mycobacterium spp
Mycoplasma spp
Which antibiotic group does NOT belong to the CIA Highest Priority antibiotics category ?
Pleuromutilines
Polymyxines
Fluroquinolones
IV. Generation cephalosporins
pleuromutilines
Amoxicillin clavulonic acid is NOT effective in …
Dermatitis in dogs
It’s effective in all of them
Echericha Coli urinary tract infection in dogs
Foot rot
its effective in all of them
This cefalasporin is effective in methicillin-resistant Staphylococcus pseudintermedius
infections :
Cefoperazon
Ceftiofur
None of them
Cefadroxil
none of them
Which penicillin derivate has the longest half-life ?
Procaine benzylpenicillin
Benzathine benzylpenicillin
Benzylpenicillin sodium
Their half-life is similar
Benzathine benzylpenicillin
What is the mechanism of action of aminoglycosides ?
Inhibition of peptidoglycane synthesis
Inhibition of deoxyribonucleic acid synthesis
Inhibition of protein synthesis
None of them
Inhibition of protein synthesis
Which is the most toxic macrolide antibiotic ?
Tilmicosin
Tildiprosin
Tilamulin
Tylvalosin
tilmicosin
Which of the following antibiotics is effective in swine dysentery ?
Tylvalosin
Tildipirosin
Both of them
None of them
Tylvalosin
Clindamycin is eliminated in dogs …
Mostly with urine
Mostly through the colon wall
Mostly with saliva
Mostly with bile
mostly with bile
In which of the flowing cases can we expect antagonism generally ?
When combining two 30S protein synthesis inhibitors
When combining two antibiotics with different spectrum
When combining a 30S and 50S synthesis inhibitor
None of them
When combining two 30S protein synthesis inhibitors
In which case can Vancomycin be used ?
Dogs with meningitis
Life-threatening pneumonia in a calf
Severe bacterial enteritis in a pig
All of them
Severe bacterial enteritis in a pig
What is the mechanism of action of macrolides ?
Inhibition of peptidoglycane synthesis
Inhibition of deoxyribonucleic acid synthesis
Concentration-dependent bacteriocidal
Inhibition of protein synthesis on the 50S ribosome subunit
Inhibition of protein synthesis on the 50s ribosome subunit
Lincomycin can be used in …
Strangles in horses
Both of them
None of them
Mycoplasmosis in poultry (if + spectinomycin)
None of them
Which of the following antibiotics is effective in swine proliferative enteropathy ?
tylosin
Tulathromycin
Both of them
None of them
tylosin
Which enzyme is inhibited by sulphonamides ?
Dihydrofolate reductase
Dihydropteroate synthetase
Tetrahydrofolate reductase
Tetrahydropteroate reductase
Dihydropteroate synthetase
What is the mode of action of bacitracin ?
Bacteriostatic
Inhibition of folic acid synthesis
Inhibition of protein synthesis
Bacteriocidal
Bacteriocidal
High calcium content in the feed inhibits the action of …
Colistin
Oxytetracycline
None of them
Both of them
oxytetracycline
In which of the following cases can we expect additive effect generally ?
When combining two antibiotics with different spectrum
When combining a 30S and a 50S protein synthesis inhibitor
When combining two 30S protein synthesis inhibitors
When combining a bacteriocidal and a bacteriostatic antibiotic
when combning two antibiotics with different spectrum
Which combination can lead to antagonisitic effect ?
Tobramycin + metronidazole
Gentamicin + oxytetracycline
Sulfamethoxazole + trimethorpim
All of them
Gentamicin + oxytetracycline
What does MIC stand for ?
Minimum inhibitory concentration
Maximum inhibitory concentration
Mean inhibitory concentration
Median inhibitory concentration
Minimum inhibitory concetration
Which substance acts against a unique target ?
Dicloaxacillin
Levamisole
Trimethoprime
Diphenhydramine
Dicloaxacillin
Which combination can lead to additive effect ?
Ceftiofur + tulathromycin
Metronidazole + gentamicin
Tylosin + tulamycin
Metronidazole + gentamicin
Which statement is NOT true for tetracyclines ?
They can cause ulcers in the oesophagus if given rapidely
They can cause cardiovascular problems if given intravenously
They can cause photosensitization
They are highly nephrotoxic due to binding to the kidney cortex
They are highly nephrotoxic due to the kidney cortex
Which substance does NOT act against a unique target ?
Levamisole
Flucloxacillin
Phenoxymethylpenicillin
Bacitracin
Levamisole
Bacitracin can be given …
Orally
Topically
None of them
Both of them
Both of them
Bacitracin can be used against …
Urinary tract infection caused by Escherichia coli
Kennel cough
Proliferative enteropathy
Necrotic enteritis
Necrotic enteritis
This/these substance(s) has poor oral bioavailability
Bacitracin
Colistin
Both of them have good bioavailability
Both of them have a poor bioavailability
Both of them have a poor bioavailability
Vancomycin is eliminated …
Mostly with the bile
Mostly through the colon’s wall
Mostly with urine
Mostly with saliva
mostly with urine
Which side effect can occur during sulphonamide treatment ?
Type III allergic reaction in dogs
Both of them
Vitamin K deficiency in poultry
None of them
Both of them
Which agent can be given IV ?
Procaine benzylpenicillin
Benzylpenicillin sodium
Benzathine benzylpenicillin
Amoxicillin trihydrate
Benzylpenicillin sodium
Risk of selecting resistant bacteria is lowest at this antibiotic concentration :
concentration > MPC
concentration < MIC
MIC < concentration < MPC
None of them
concentration > Mpc
To which antiobiotic category do III and IV generation cephalosporins belong ?
B (restrict)
A (avoid)
C (caution)
D (prudence)
B restrict
Which is the aim when ceftiofur is used
The drug concentration should be above MIC as long as possible
The drug concentration should be above MIC as much as possible
Both should be achieved
None of them is true
the drug concentration should be above MIC as long as possible
What is the aim when we use concentration dependent antibiotics ?
Giving high dose for a short time
Giving high dose for a long time
Giving low dose for a short time
Giving low dose for a long time
Giving high dose for a short time
Which sulphonamide is called “intestinal disinfectant”
Sulfasalazine
Sulfaguanidine
Sulfaquinoxaline
Sulfadimethoxine
sulfaguanidine
What is the mode of action of potentatied sulphonamides ?
Concentration-dependent bactericidal
Time-dependent bactericidial
Bacteriostatic
Inhibition of folic acid synthesis
time dependent bactericidal
Which enzyme is inhibited by diaminopyrimidines ?
Dihydropteroate synthetase
Dihydrofolate reductase
Tetrahydrofolate reductase
Tetrahydropteroate reductase
dihydrofoalte reductase
Dysbiosis is most likely to occur in this species during sulphonamide treatment :
Ruminants
Poultry
Cats
Horses
Horses
Which side effect is characteristic of polymixins
Severe liver damage
Severe dysbiosis
All of them
Severe kidney damage
severe kidney damage
Which substance has antiendotoxin effect ?
Bacitracin
Both of them
None of them
Polymyxin B
Polymyxin B
Tetracyclines can be effective in
Lyme disease
Foot rot
Kennel cough
All of them
all of them
Which of the following agents hast postantibiotic effect ?
Phenoxymethylpenicillin
All of them
Cefalexin
Piperacillin
all of them
Cefovecin belongs to the …
- Generation cefalosporins
- Genetarion cefalosporins
- Generation cefalosporins
- Generation cefalosporins
3 generation cefalosporins
Which combination can lead to additive effect ?
Ceftiofur + tulathromycin
Metronidazole + gentamicin
Tylosin + tulathromycin
All of them
Metronidazole +gentamycin
Which sulphonamide has relevant coccidiostatic activity ?
Sulfadiazine
Sulfaquinoxaline
Sulfachlorpyridazine
Sulfasalazine
sulfaquinoxaline
Rifampicin can be used in the following case.
Escherichia coli diarrhea in swine
Kennel cough
Rhodococcus equi infection in horses
Isospora canis nfection in dogs
Rhodococcus equi infection in horses
This bacterium usually does not produce ß-lactamase enzymes.
Staphylococcus pseudintermedius
Clostridium perfringens
Fusobacterium necrophorum
Porphyromonas levii
staphylococcus pseudointermedius
Against which type of target do the azoles act ?
Unique target
Similar target
Common target
None of them
unique target
In which case can we used bacteriostatic agents ?
Middle aged dog, good overall health
Pregnant sow
Cat infected with Feline Leukemia Virus
Old horse
middle aged dog, good overall health
Generally, therapeutic index of chemotherapeutics is highest if they act against …
Unique target
Similar target
Common target
There’s no difference
unique target
Generally, therapeutic index of chemotherapeutics is highest if they act against …
Unique target
Similar target
Common target
There’s no difference
unique target
Which is characteristic to phenicol’s pharamcokinetics ?
Bad, they are not absorbed orally
Good, but they can’t cross the special barriers
None of them
Excellent, they can cross the special barriers and the cell membrane
excellent they can cross the special barriers and the cell membrane
Which agent can be used in Lawsonia intreacellularis infection ?
Spectinomycin
Both of them
None of them
Lincomycin
Both of them
What is the combination partner of lincomycin ?
Spiramycin
Streptomycin
Sulbactam
Spectinomycin
spectinomycin
Inhibition of dihydropteroate-synthetase is a ………….. in antimicrobial therapy
unique target
Similar target
Common target
None of them
Unque target
Which combination can lead to additive effect ?
Gentamicin + oxytetracycline
Tobramycin + metronidazole
Sulfamethoxazole + trimethoprim
All of them
Tobramycin + metronidazole
Cefapirin belongs to the …
- generation
- generation
- generation
- Genereation
1st generation
Lincomycin frequently show cross resistance with …
Spectinomycin
Amoxicillin
Sulfadiazine
Tylosin
tylosin
Dicloxacillin is effective in …
E. Coli urinary tract infection in dogs
Streptococcus uberis mastitis in cattle
Footrot
All of them
Streptococcus uberis mastitis in cattle
What does MBC stand for ?
Minimum bactericidal concentration
Minimum bacteriostatic concentration
Mean bactericidal concentration
Mean bacteriostatic concentration
minimum bactericidal concentration
Which antibiotic group belongs to the CIA Highest priority antibiotics category ?
III generation cephalosporins
I generation cephalosporins
II generation cephalosporins
Phenicols
III generation cepaloporins
Lincomycin can be used in …
Swine dysentery
Proliferative enteropathy
None of them
Both of them
Both of them
Ceftriaxone belongs to the …
- generation
- generation
- generation
- Generation
3rd generation
Amikcain is active against …
Methicillin resistant Staph aureus
Pasteurella multocida
Both of them
None of them
both of them
Amoxicillin clavulonic acid is effective in …
Dermatitis in dogs
All of them
Streptococcus uberis mastitis in cattle
bite wounds in cats
all
Neomycin is active against …
Clostridium perfringens
Fusobacterium necrophorum
None of them
Both of them
None
Which agent can be used in Bachyspira hyodysenteriae infection ?
Ceftiofur
Both of them
None og them
Tylvalosin
Tylvalosin
This cephalosporin is effective in methicillin resistant Stpah pseudintermedius infections?
Cefquinome
Ceftriaxone
None of them
Cefovecin
none
Procaine benzylpenicillin is given …
In IV injection
In IM injection
Orally
All of them are correct
Im injection
There’s NO glycoside bond in the structure of this antibiotic :
Streptomycin
Amikacin
Spectinomycin
All of them have glycoside bonds
Spectinomycin
Effective against Pseudomonas aeruginosa
Cefalexin
Ceftazidime
Ampicillin + sulbactam
Oxytetracycline
Ceftazidime
The bacterium doesn’t belong to the fastidious Gram-negative organisms :
Histophilus somni
Pseudomonas aeruginosa
Pasteurella multocida
Mannheimia hemolytica
pseudomonas aeruginosa
What is the mode of action of ß-lactame antibiotics ?
Concentration-dependent bactericidal
Time dependent bactericidal
Bacteriostatic
Depends on the drug’s concentration
Time dependent bactericidal
Which combination can lead to decreased efficacy ?
Phenoxymethylpenicillin + florfenicol
Doxycycline + tulathromycin
Amoxicillin + clavulonic acid
Colistin + Amoxicillin
Doxycycline +tulathromycin
Whcich combination can lead to additive effect ?
Tylosin + Valnemulin
Amikacin + Metronidazole
Lincomycin + Spectinomycin
All of them
Lincomycin +spectinomycin
Against which type of target do the ß-lactam antibiotics act ?
Unique
Similar
Common
None
Unique
What is the mode of action of sulphonamides ?
Concentration-dependant bactericidal
Bacteriostatic
Time-dependent bactericidal (if + DAPs)
Inhibition of folic acid synthesis
B and maybe c
What is the mode of action of vancomycin generally ?
Bacteriostatic
Inhibition of folic acid synthesis
Bacteriocidal
Inhibition of protein synthesis
Bacteriocidal
What is the mode of action of tetracyclines ?
Time-dependent bactericidal
Concentration-dependent bactericidal
Bacteriostatic
Agent-dependent bactericidal
Bacteriostatic
Clindamycin can be used in …
Urinary tract infection
Both of them
None of them
Oral cavity infection
oral cavity infection
What is the mode of action of phenicols
Time-dependent bactericidal
Concentration-dependent bactericidal
Agent-dependent bactericidal
Bacteriostatic
Bacteriostatic
Florfenicol’s ½ life is the shortest in this species :
Cat
Dog
Swine
Cattle
dog
Which mechanism of resistance is characteristics against sulphonamides
Efflux pump
Decreased penetration
Both of them
None of them
Decreased penetration
This can be an indication of potentiated sulphonamides
Pseudomonas otitis
Babesiosis
Nocardiosis
Heart worm disease
Nocardiosis
Vancomycin can be effective in this condition.
Pseudomonas aeruginosa infections
Proliferative enteropathy
Methicillin-resistant Staph aureus infection
Lyme disease
Methicillin resistant staph aureus infection
Most nephrotoxic agent among the listed antibiotics :
Ampicillin
Cefalexin
Amikacin
Ceftiofur
Amikacin
Which aminoglycoside is the safest among the followings ?
Tobramycin
Neomycin
Spectinomycin
Streptomycin
spectinomycin
Which bacterium is ab ovo resistant to ß lactame antibiotics .?
Pseudomonas aeruginosa
Mycoplasma hyopneumoniae
Staph aureus
E. coli
a and b
Which antibiotic is effective against methicillin resistant Staph pseudintermedius infection ?
Piperacillin
None of them
Cefalexin
Imipenem
imipenem
What is the mode of action of lincosamides ?
Time dependent bactericidal
Concentration dependent bactericidal
None of these
Bacteriostatic
Bacteriostatic
Amikacin is active against …
Methicillin resistant Staph aureus
Pasteurella
Both of them
None of them
both
It has the shortest half-life from the listed agents :
Ceftiofur crystalline free acid
Ceftiofur sodium
Cefovecin
Ceftiofur hydrochloride
Ceftiofur sodium
Mucipirocin can be given …
In IV injection
Both of them
None of them
Topically, in ointment
Topically in ointment
Which side effect is characteristic of tilmicosin ?
Both of them
Tissue irritation
Cardiotoxicity
None of them
Both
Phenicols can be used in …
Bovine respiratory disease complex
Aeromonas Salmonidae infection
None of them
Both of them
both
Most effective meningitis from the listed agents :
Amox + calvulonic acid
Ceftriaxone
Cefovecin
Pivampicicillin
ceftriaxone
Which of the following antibiotics is effectine in swine proliferative enteropathy ?
Both of them
Tylosin
Lincomycin
None of them
Both
What is the mechanism of action of phenicols ?
Inhibition of peptidoglycane synthesis
Inhibition of deoxyribonucleic acid synthesis
Inhibition of protein synthesis on the 30S ribosome subunit
Inhibition of protein synthesis on the 50S ribosome subunit
Inhibition of protein synthesis on the 50 s ribosome subunit
Which combination can lead to decreased efficacy ?
Amox + tetracycline
Spectinomycin + lincomycin
Ampicillin + sulbactam
Streptomycin + benzylpenicillin procaine
amox+tetracycline
Acetyl-sulpha cyrstals are dissoved in this pH.
Acidic
Alkalic
They can be dissolved on every pH level
Neutral
alkalic
Which agent belongs to glycopeptide antibiotics ?
Valnemulin
Colistin
Vancomycin
Mupirocin
Vancomycin
Which combination can lead to antagonistic effect?
Amikacin + metronidazole
Tylosin + valnemulin
Lincomycin + spectinomycin
All of them
Tylosin+valnemulin
Which combination can lead to decreased efficacy ?
Tiamulin + lincomycin
Tobramycin + cefadroxil
Metronidazole + gentamicin
Ceftriaxone + amikacin
Tiamulin + lincomycin
Which statement is true ?
MBC > MIC
MBC < MPC
MIC > MPC
None of them are correct
None
This side effect is NOT characteristic to phenicols
Dose-dependent anemia
Immunosupression
Tissue irritation
Kidney damage
Kidney damage
Clindamycin can be used in …
Bite wounds
Toxoplasmosis
None of them
Both of them
Bite wounds
Which agent can be used in Brachyspira hyodysenteriae infection ?
Ceftiofur
Both
None
Tylvalosin
Tylvalosin
Which of the following antibiotics is effective in Campylobacter infection in dogs?
Both of them
Clindamycin
Erythromycin
None of them
Erythromycin
Phenoxymethylpenicillin in NOT effective in …
Tetanus
Dermatitis in dogs
Botulism
Necrotic enteritis in poultry
Dermatitis in dogs
This can be an indication of potentiated sulphonamides :
Keratoconjunctivits sicca
Toxoplasmosis
Tuberculosis
Botulism
Toxoplasmosis
Crystalluria is most likely to occur in this species during sulphonamide treatment :
Dogs
Cats
Horses
Sulphonamides can’t cause crystalluria
Cats
Aminoglycosides are eliminated …
In inactive form, via kidney
In active form, via bile
In active form, via kidney
None of them
In active form via kidney
How can Tylosin be administrated ?
Both of them
None
Orally
In injection
orally
What is the mode of action of rifamycins
Inhibition of protein synthesis
Bacteriostatic
Bactericidal
Inhibition of folic acid synthesis
Bactericidal
Which side effect can occur during sulphonamide treatment ?
Severe dysbiosis in horses
Irreversible keratoconjunctivitis sicca in dogs
Both
None
Both
What is the mechanism of action ß-lactame antibiotics ?
Inhibition of protein synthesis
Inhibition of peptidoglycan synthesis
Inhibition of deoxyribonucleic acid synthesis
None of them are correct
Inhibition of peptidoglycan synthesis
Phenicols can be used in …
Urinary tract infection
Both
None
Swine respiratory disease complex
Swine respiratory disease complex
Cefacetril belongs to the …
- generation
- generation
- generation
- Generation
- generation
Which statement is true for phenicols ?
They can’t be given to food producing animals because they belong to Table 2
They have narrow spectrum, they are not effective against Pseudomonas
They are eliminated with urine in active form, so they are effective in UTI
Their half-life is different in different species
Their half life is different in different species
What does MPC stand for ?
Mutant prevention concentration
Minimum preventive concentration
Minimum postantibiotic concentration
Maximum postantibiotic concentration
Mutant prevention concentration
Aminoglycosides are …
Nephro- and hepatotoxic, and they can cause convulsion
Nephro- and ototoxic, and they can increase the risk of convulsion
Oto- and nephrotoxic, and they can cause paralysis
Oto- and neurotoxic, and they can severely damage the kidneys if administered orally
c
Which agent would you use in a E. coli UTI ?
Phenocymethylpenicillin
Amox
Oxacillin
None of them
Amox
What is the mechanism of action of lincosamides ?
Time-dependent bactericidal
Inhibition of folic acid synthesis
Cell wall synthesis inhibition
Inhibition of protein synthesis
Inhibition of protein synthesis
Which of the following antibiotics is effective in Rhodococcus equi infection ?
Erythromycin
Tylosin
Lincomycin
Gentamicin
Erythromycin
Amoxicillin’s oral distribution is the worst in this species:
Dog
Pig
Chicken
Cat
pig
Which statement is false :
MPC > MBC
MBC > MIC
MPC > MIC
MBC > MPC
MBC> MPC
Which substance does NOT belong to the CIA highest priority antibiotics category
Amox
Cequinome
Cefoperazon
Colistin
AMOX
Rifampicin can be used in the following case
Atrophic rhinitis in Su
Lyme disease
Mycobacteriosis
Swine dysentery
mycobacteriosis
Florenfenicol half-life is longuest in this species :
Dog
Cattle
Swine
Cat
Cattle
Which side effect is not likely to occur during sulfonamide treatment ?
Bone marrow damage
Dysbacteriosis
Allergic reaction
Kidney damage
Bone marrow damage
Which sulfonamide can be given topically ?
Sulfachlorpyrazine
Sulfadiazine
Sulfasalazine
All of them can be used topically
All of them can be used topically
What is true about resistance to sulphonamides ?
Resistance is frequent, but it’s only chromosomal
Both chromosomal and plasmid encoded resistance are frequent
Resistance is frequent, but only in plasmid and integron mediated form
Resistance is very rare due to special mechanism of action
Both chromosomal and plasmid encoded resistance are frequent
This cefalosporin has the best distribution among the listed substances
Cefuroxime
Cefalexin
Ceftriaxone
Cefapirin
Ceftriaxone
What is the relationship between MIC and MBC values ?
MBC < MIC
MBC < MIC
MB
MIC
Depends on the antibiotic
depends on the antibiotic
Tildipirosin can reach an effective concentration in the lungs for approximatively
14 28 days