Programs such as Medicare and Medicaid initiated by the U.S. government assists the low-income people in medical billing. The largest HIV specific discretionary grant program is the Ryan White HIV Program which serves as the third biggest source of federal funding for HIV treatment and care in the U.S. The NRTIs (first type of drug available to treat HIV) accounted for the largest market share. It works by blocking the reverse transcriptase enzyme as well as arrests viral replication and impede 更多
