Antibiotics — Flashcards

Flashcard 881: Lymphogranuloma venereum (LGV) is treated with _____

Answer: doxycycline

Flashcard 882: Which aminopenicillin can be used in asplenic or sickle cell patients to prophylactically treat encapsulated (ie: Strep pneumoniae or H. influenzae) infection?_____

Answer: Amoxicillin

Flashcard 883: Pyrazinamide is an antibiotic only used to treat _____

Answer: Mycobacterium tuberculosis

Flashcard 884: _____ are protein synthesis inhibitors that bind to the 30s subunit and can be used in the treatment of acne.

Answer: Tetracyclines

Flashcard 885: Which antibiotic binds the 30S ribosomal subunit, irreversibly inhibiting formation of the initiation complex?_____

Answer: Aminoglycosides

Flashcard 886: Which antibiotic can cause thrombophlebitis at the injection site?_____

Answer: Vancomycin

Flashcard 887: Which of the antitumor antibiotics (3) can cause mucositis and stomatitis?_____

Answer: Bleomycin, Doxorubicin, Daunorubicin

Flashcard 888: What is the drug of choice for all stages of syphilis?

Answer: Penicillin G

Extra: The formulation and route of Penicillin G depend on the stage of syphilis: - **Primary, Secondary, and Latent syphilis**: Benzathine Penicillin G (intramuscular). - **Neurosyphilis**: Aqueous Crystalline Penicillin G (intravenous). *Note: Penicillin G remains the drug of choice for all stages, but Benzathine Penicillin G specifically is contraindicated for neurosyphilis due to poor CSF penetration.*

Flashcard 889: Which antibiotic is used to treat C. difficile (pseudomembranous colitis) that is unresponsive to Metronidazole?_____

Answer: Oral Vancomycin

Flashcard 890: When should Chloramphenicol be used for the treatment of Rickettsial infections?_____

Answer: Pregnancy