88801. By which of the following means antifungal chemotherapeutic agents may affect fungi?
88802. Which of the following methods would be most appropriate for sterilizing an antibiotic solution?
88803. Which of the following drugs involves modification of the drug by enzymatic modification or degradation of its active element to alter its/their resistance?
88804. Who developed the concept of specific toxicity?
88805. When using alcohol as an antiseptic, which concentration is considered most effective?
88806. Fluoroquinolones are antibiotics which inhibit
88807. Which of the following is used only in life-threatening situations when no other drug is adequate?
88808. The susceptibility of a microorganism to antibiotics and other chemotherapeutic agents can be determined by using
88809. Most antibiotics are isolated from
88810. Which of the following group is not the carbohydrate containing antibiotic?
88811. The penicillin stable in gastric acid and suitable for oral administration is
88812. Which of the following is not an example of potent antitumer agents?
88813. More promising chemotherapeutic agents for treating viral diseases is
88814. A parenteral route of drug administration refers to
88815. Which of the following antibiotics can't be used for treatment of infections with β-lactamase-producing Staphylococcus aureus?
88816. Which of the following is not an aminoglycoside antibiotic?
88817. The nitrofurans differ from the antibiotics in that they
88818. Quinolones are
88819. Which of the following is not a semi synthetic chemotherapeutic agent?
88820. Which of the following tests is used to determine the minimal lethal concentration?
88821. The mode of action of polymyxin is to
88822. Polyene antibiotics are
88823. Which of the following may cause resistance to penicillin?
88824. The third generation cephalosporin agents is
88825. The penicillin resistant to β-lactamases is
88826. The antibiotics not clinically useful for Pseudomonas aeruginosa infection is
88827. Which of the following drugs may show plasmid-mediated resistance?
88828. The scientist who first discovered the substance penicillin was
88829. The larger the __________ , the better the chemotherapeutic agent.
88830. Chelate forming peptide antibiotic are/is
88831. With which of the following aminoglycosides interfere?
88832. Which of the following protein synthesis mechanisms may be affected by particular drugs?
88833. The antibiotics not having good activity against Enterobacteriaceae is
88834. Quinones and related antibiotics are
88835. Both penicillin and fluoroquinolones
88836. A broad-spectrum antibiotic such as chloramphenicol is one that
88837. Vancomycin inhibits peptidoglycan synthesis by binding
88838. Nystatin is a drug used for treatment of diseases caused by
88839. Which is not an amino acid and peptide antibiotic?
88840. Cephalosporins and Penicillins interfere with which of the following?
88841. Bacterial cells susceptible to penicillium can be protected from destruction if the medium in which they are exposed is of
88842. The compound(s) which act(s) as metabolic antagonist is/are
88843. Amphotericin B and polymyxin interfere with
88844. Which of the following is not β-lactamase-resistant penicillin?
88845. The antibiotics which affords a broad spectrum of antimicrobial coverage against aerobic and anaerobic bacteria, rickettsiae, chlamydiae, and mycoplasmas is
88846. Which of the following is a drug that interferes with the process of DNA production in the virus that causes genital herpes?
88847. Which of the antibiotic is not used as a food preservative ?
88848. The most selective antibiotics are those that interfere with the synthesis of
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