Select the sulfonamide drug which is active against Pseudomonas and is used by topical application for prophylaxis of infection in burn cases: A. Sulfadiazine B. Silver sulfadiazine C. Sulfadoxine D. Sulfamethoxazole

Select the sulfonamide drug which is active against
Pseudomonas and is used by topical application for
prophylaxis of infection in burn cases:
A. Sulfadiazine
B. Silver sulfadiazine
C. Sulfadoxine
D. Sulfamethoxazole
by

1 Answer

Answer :

B. Silver sulfadiazine
by

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Last Answer : B. Sulfacetamide

Select the drug combination which does not exhibit supraadditive synergism: A. Nalidixic acid + Nitrofurantoin B. Amoxicillin + Clavulanic acid C. Pyrimethamine + Sulfadoxine D. Sulfamethoxazole + Trimethoprim

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Indicate the sulfonamide whose sodium salt yields a nearly neutral solution which is suitable for topical use in the eye (a) Sulfadiazine (b) Sulfacetamide (c) Sulfamerazine (d) Sulfamethizole

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Last Answer : Ans: B

Select the correct statement in relation to drug therapy of migraine: A. Simple analgesics like paracetamol are ineffective in migraine B. Ergot alkaloids are used for prophylaxis as well as treatment of migraine attacks C. Use of ergot alkaloids is restricted to severe or resistant cases D. Ergot alkaloids should be given till 24 hours after an attack has subsided

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Last Answer : A. Topically applied ocular carbonic anhydrase inhibitor

Neomycin is widely used as a topical antibiotic because: A. It is active against a wide range of bacteria causing superfecial infections B. It rarely causes contact sensitization C. It is poorly absorbed from the topical sites of application D. All of the above are correct

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An adult male living in nonmalarious area has to visit an area where chloroquine resistant P. falciparum is prevalent. He is intolerant to mefloquine and his G6PD status is unknown. Select the drug that you will prescribe for prophylaxis of malaria: A. Primaquine B. Doxycycline C. Amodiaquine D. Quinine

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A 3-year-old boy gets seizures whenever he develops fever. Which is the most appropriate strategy so that he does not develop febrile convulsions: A. Treat fever with paracetamol and do not give any anticonvulsant drug B. Continuous phenobarbitone prophylaxis till the age of 10 years C. Continuous diazepam prophylaxis for 3 years D. Intermittent diazepam prophylaxis started at the onset of fever

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Last Answer : D. Intermittent diazepam prophylaxis started at the onset of fever

Indicate the condition in which neither trimethoprim nor sulfamethoxazole alone are effective, but their combination cotrimoxazole is: A. Prostatitis B. Lymphogranuloma venereum C. Pneumocystis carinii pneumonia D. Bacillary dysentery

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Last Answer : C. Pneumocystis carinii pneumonia

Trimethoprim is combined with sulfamethoxazole in a ratio of 1:5 to yield a steady state plasma concentration ratio of: A. Trimethoprim 1: Sulfamethoxazole 5 B. Trimethoprim 1: Sulfamethoxazole 10 C. Trimethoprim 1: Sulfamethoxazole 20 D. Trimethoprim 5: Sulfamethoxazole 1

Description : Trimethoprim is combined with sulfamethoxazole in a ratio of 1:5 to yield a steady state plasma concentration ratio of: A. Trimethoprim 1: Sulfamethoxazole 5 B. Trimethoprim 1: Sulfamethoxazole 10 C. Trimethoprim 1: Sulfamethoxazole 20 D. Trimethoprim 5: Sulfamethoxazole 1

Last Answer : C. Trimethoprim 1: Sulfamethoxazole 20

Select the correct statement abut donepezil: A. It is a topical carbonic anhydrase inhibitor used in glaucoma B. It is a catechol-'O'-methyl transferase inhibitor used as adjuvant in parkinson's disease C. It is a cerebroselective anticholinesterase that affords symptomatic improvement in Alzheimer's disease D. It is a synthetic cannabinoid with antiemetic property

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Last Answer : C. It is a cerebroselective anticholinesterase that affords symptomatic improvement in Alzheimer's diseas

Select the correct statement about primaquine: A. It has no role in falciparum malaria B. It is used as a gametocidal drug in falciparum malaria C. It is combined with chloroquine to treat resistant P. falciparum infection D. It is used to prevent recrudescence of falciparum malaria

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Last Answer : B. It is used as a gametocidal drug in falciparum malaria

Select the antimicrobial drug which is used orally only for urinary tract infection or for bacterial diarrhoeas: A. Nalidixic acid B. Azithromycin C. Bacampicillin D. Pefloxacin

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Last Answer : A. Nalidixic acid

The use of prophylactic antibiotics has become commonplace. Which of the following statement(s) is/are true concerning the prophylactic use of antibiotics? a. The appropriate use of prophylactic antibiotics must include the initiation of the agent prior to the surgical procedure b. Continuing the antibiotic into the postoperative period has led to improved results in antibiotic prophylaxis c. The prophylactic administration of broad-spectrum agents (third-generation cephalosporins) has been shown to be particularly advantageous d. The topical use of antimicrobial agents is of no advantage in the prophylactic setting

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Last Answer : Answer: a Intravenous administration of an antibiotic is clearly indicated for patients undergoing clean contaminated operations. These antibiotics should be administered prior to surgery ... of antimicrobial agents is equivalent to the administration of intravenous antimicrobial agent antibiotics

Use of artemisinin derivatives is restricted to treatment of multidrug resistant falciparum malaria because: A. Wide spread use for all cases of malaria may foster development of resistant strains B. They are not active against P.vivax C. They are more toxic than quinine D. All of the above are correct

Description : Use of artemisinin derivatives is restricted to treatment of multidrug resistant falciparum malaria because: A. Wide spread use for all cases of malaria may foster development of resistant strains B. They are not ... P.vivax C. They are more toxic than quinine D. All of the above are correct

Last Answer : A. Wide spread use for all cases of malaria may foster development of resistant strain

Sulfadoxine-pyrimethamine combination is used as clinical curative but is not recommended for prophylaxis of malaria because of: A. Risk of megaloblastic anaemia due to pyrimethamine B. Risk of severe dermatological reactions to sulfadoxine C. Need for daily administration of the d

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Last Answer : B. Risk of severe dermatological reactions to sulfadoxine

Pyrimethamine + sulfadoxine should be used as a: A. Clinical curative in areas with chloroquine resistant malaria B. Clinical curative in areas without chloroquine resistance among P. falciparum C. Prophylactic in areas with or without chloroquine resistance D. All of the above

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Last Answer : A. Clinical curative in areas with chloroquine resistant malaria

The regimens recommended for treatment of chloroquine resistant P.falciparum malaria in an adult include the following except: A. Quinine 10 mg/kg/8 hourly+ doxycycline 100 mg/day for 7 days B. Quinine 10 mg/kg 3 times a day × 7 days with pyrimethamine 75 mg + sulfadoxine 1500 mg on first day C. Mefloquine 0.5 g daily for 7 days D. Artemether 80 mg i.m./twice on first day followed by once daily for 4 days

Description : The regimens recommended for treatment of chloroquine resistant P.falciparum malaria in an adult include the following except: A. Quinine 10 mg/kg/8 hourly+ doxycycline 100 mg/day for 7 days B. Quinine 10 mg/kg ... 7 days D. Artemether 80 mg i.m./twice on first day followed by once daily for 4 days

Last Answer : C. Mefloquine 0.5 g daily for 7 days

Chloroquine resistant P. falciparum malaria can be cured by the following drugs except: A. Quinine B. Pyrimethamine + sulfadoxine C. Primaquine D. Artesunate

Description : Chloroquine resistant P. falciparum malaria can be cured by the following drugs except: A. Quinine B. Pyrimethamine + sulfadoxine C. Primaquine D. Artesunate

Last Answer : C. Primaquine

The following antimalarial drug is more active against pre-and exoerythrocytic stages of the malarial parasite than against the erythrocytic stage: A. Proguanil B. Primaquine C. Pyrimethamine D. Halofantrine

Description : The following antimalarial drug is more active against pre-and exoerythrocytic stages of the malarial parasite than against the erythrocytic stage: A. Proguanil B. Primaquine C. Pyrimethamine D. Halofantrine

Last Answer : B. Primaquine

If a drug is active against the preerythrocytic stage of the malarial parasite it will be useful as a: A. Suppressive prophylactic B. Causal prophylactic C. Clinical curative D. Radical curative

Description : If a drug is active against the preerythrocytic stage of the malarial parasite it will be useful as a: A. Suppressive prophylactic B. Causal prophylactic C. Clinical curative D. Radical curative

Last Answer : B. Causal prophylactic

Choose the correct statement about famciclovir: A. It is active against acyclovir resistant strains of herpes simplex virus B. It does not need conversion to an active metabolite C. It is used orally to treat genital herpes simplex D. It is the drug of choice for cytomegalovirus retinitis

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Last Answer : C. It is used orally to treat genital herpes simplex

Choose the correct statement about rifampin: A. It is the most active drug on slow growing tubercle bacilli B. Its antitubercular efficacy is lower than that of isoniazid C. It is active against many atypical mycobacteria D. It does not effectively cross blood-CSF barrier

Description : Choose the correct statement about rifampin: A. It is the most active drug on slow growing tubercle bacilli B. Its antitubercular efficacy is lower than that of isoniazid C. It is active against many atypical mycobacteria D. It does not effectively cross blood-CSF barrier

Last Answer : C. It is active against many atypical mycobacteria

The following is true of linezolid except: A. It inhibits bacterial protein synthesis at an early step B. It is active against vancomycin resistant enterococci C. It is the drug of choice for enterococcal endocarditis D. It can be administered orally as well as by i.v. infusion

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Compared to older tetracyclines, doxycycline produces a lower incidence of superinfection diarrhoea because: A. It is completely absorbed in the small intestines so that drug concentration in the colonic contents is low B. It is inactivated by the gut microflora C. It is not active against the microbes of the normal gut flora D. It is a potent tetracycline and inhibits

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Last Answer : A. It is completely absorbed in the small intestines so that drug concentration in the colonic contents is low

Apart from diarrhoea, oral rehydration solution has been employed in: A. Severe vomiting B. Burn cases C. Heat stroke D. Both ‘B’ and ‘C

Description : Apart from diarrhoea, oral rehydration solution has been employed in: A. Severe vomiting B. Burn cases C. Heat stroke D. Both ‘B’ and ‘C

Last Answer : D. Both ‘B’ and ‘C

Cefotaxime has the following properties except (a) It is highly active against aerobic gram negative bacteria (b) It is the most active cephalosporin against Pseudomonas aeruginosa (c) It produces an active metabolite (d) It has achieved high cure rates in serious hospital acquired infections

Description : Cefotaxime has the following properties except (a) It is highly active against aerobic gram negative bacteria (b) It is the most active cephalosporin against Pseudomonas aeruginosa (c) It produces an active metabolite (d) It has achieved high cure rates in serious hospital acquired infections

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Last Answer : Ans: D

Surgical antibiotic prophylaxis for clean elective surgery started just before operation should be continued for: A. One day B. Three days C. Five days D. Seven days

Description : Surgical antibiotic prophylaxis for clean elective surgery started just before operation should be continued for: A. One day B. Three days C. Five days D. Seven days

Last Answer : A. One day

Antimicrobial prophylaxis is regularly warranted in the following: A. Chronic obstructive lung disease patients B. Neonates delivered by forceps C. Anastomotic intestinal surgery D. All of the above

Description : Antimicrobial prophylaxis is regularly warranted in the following: A. Chronic obstructive lung disease patients B. Neonates delivered by forceps C. Anastomotic intestinal surgery D. All of the above

Last Answer : C. Anastomotic intestinal surgery

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Last Answer : C. Disseminated intravascular coagulation