The Primary Health Care Provider Has Prescribed Isoniazid (INH) for a Client

The primary health care provider has prescribed isoniazid (INH) for a client of Japanese descent diagnosed with tuberculosis. What factor must be considered in regard to the therapeutic effectiveness of this drug?

A) People of Japanese descent are known as rapid acetylators.
B) People of Japanese descent are usually allergic to isoniazid.
C) People of Japanese descent may not take this medication to treat their tuberculosis.
D) People of Japanese descent are known as slow acetylators.