Participants are tested for HIV-1 every 3 to 6 months. Counseling and follow-up for any needed medical care are provided. Phase Phase II A phase two trial follows phase one. It consists of a larger, randomized sample of patients. The purpose of a phase two trial is to see if the drug is effective at doing what the manufacturer claims it should do.
Researchers also watch closely for unexpected adverse reactions.
Have not had more than 1 sexual partner in the last 6 months. Have not injected drugs or used crack cocaine in the last 6 months. Not have exchanged sex for money or drugs in the last 6 months. Be available for 18 months of follow-up. Have a normal history and physical examination.