40.    The following drug is a selective inhibitor of the n…

 40.    The following drug is a selective inhibitor of the neuraminidase of influenza A and B  viruses:                                                                                                                                        TenofovirRitonavirOseltamivirAcyclovirEmtricitabine

The following is the mechanism of action of mebendazole:    …

The following is the mechanism of action of mebendazole:                                          1.        It inhibits parasitic mitochondrial phosphorylation of adenosine diphosphate                                                                                                                                                   2.        It diminishes the energy production of the nematode                                                                                                                                                                                     3.        Causes death of parasites by increasing the permeability of the cell membrane to calcium ions                                                                                                                        4.        Enhances chloride influx leading to hyperpolarization, resulting in death of worm     5.        It is converted to hydrogen sulfide, which has a lethal action on the ectoparasite    

Doxazosin is indicated for:                                 …

Doxazosin is indicated for:                                                                                                     1.        Erectile dysfunction2.        Benign prostatic hyperplasia3.        Stress urinary incontinence 4.        Urinary retention5.        Severe uncontrolled hypertension

The following drug is associated with psychiatric adverse ef…

The following drug is associated with psychiatric adverse effects of vivid dreams and       impaired concentration:                                                                                                                                                           1.                           Valacyclovir2.                           Tenofovir3.                           Zanamivir4.                           Ribavirin5.                           Efavirenz

HIV post exposure prophylaxis for occupational exposures may…

HIV post exposure prophylaxis for occupational exposures may not be administered:                                                                                                                                                                              1.                           For exposures to fluids that contain blood2.                           If the source patient is HIV-seronegative, with features suggestive of a seroconversion illness3.                           If the healthcare worker is HIV-infected4.                           If the health care worker is not HIV-infected5.                           If the health care worker consents to HIV post-exposure prophylaxis