Which of the following statements refers to etidronate?
A. Binds to DNA, preferentially to GC pairs. Inhibits RNA, DNA, and protein synthesis.
B. Human, pig, salmon, and eel calcitonins are available.
C. Is used for both therapy and prophylaxis of influenza A.
D. Bioavailability increases with administered dose.
E. Only approved by FDA for hypertension treatment.
Answer: D