US officials reportedly knew of problems with AIDS drug nevirapine and hid their findings from the White House, allowing them to go ahead with a $500 million distribution plan of nevirapine in Africa. Another Associated Press report revealed that NIH chief of AIDS research, Edmund Tramont, rewrote the safety report on the US-funded drug study in Uganda, changing its conclusion and deleting negative information. Excerpts provided by the AP show the astounding difference between the originals and the revisions.