Why Is It Important Not to Switch Manufacturers of Thyroid

Multiple Choice

Why is it important not to switch manufacturers of thyroid preparations?

A) Strengths of thyroid preparations vary widely.
B) Bioavailability issues differ from manufacturer to manufacturer.
C) Inert ingredients may cause an array of reactions in different people.
D) Because people who take thyroid preparations will probably be taking them forever,they need consistency with how the drug looks so that it is easier to remember to take it every day.