Practice Question Answers: Medications in Dermatology, Part 1
This fact sheet served to review common medications in dermatology. Systemic antibiotics and antivirals are among the most commonly prescribed medications and knowledge of their mechanism of action and common side effects is important.
1. Tetracyclines work via:
a. blocking the transpeptidation step of cell wall synthesis
b. inhibiting penicillin-binding proteins of transpeptidation
,c. inhibiting protein synthesis by binding the 30S ribosomal subunit of messenger RNA
d. inhibiting protein synthesis by binding the 50S ribosomal subunit of messenger RNA
e. inhibiting DNA gyrase
2. Which of the following does not require viral thymidine kinase phosphorylation to work?
a. cidofovir
b. famciclovir
c. ganciclovir
d. penciclovir
e. valacyclovir
3. After taking an antibiotic, a patient notices that his tears are orange-red in color. Which of the following is the most likely cause?
a. cephalosporins
b. cidofovir
c. fluoroquinolones
d. foscarnet
e. rifampin
4. Which of the following is most commonly associated with pseudomembranous colitis?
a. azithromycin
b. cephalexin
c. clindamycin
d. doxycycline
e. rifampin
5. Penile ulcers have been reported in patients taking which of the following:
a. acyclovir
b. cidofovir
c. foscarnet
d. ganciclovir
e. penciclovir