<prompt> Answer this question truthfullyWhat is the recommended primary prophylaxis for HIV patients with a CD4 count of less than 50mm against mycobacterium avium complex MAC?  <response>: <reason> No primary prophylaxis is recommended for HIV patients with a CD4 count of less than 50mm against mycobacterium avium complex MAC.Mycobacterium avium complex MAC is a type of bacterial infection that can occur in people with weakened immune systems, such as those with HIV. However, current guidelines do not recommend primary prophylaxis against MAC for HIV patients with a CD4 count of less than 50mm. Instead, the focus is on treating the underlying HIV infection and monitoring for any signs or symptoms of MAC infection. If MAC infection is suspected or diagnosed, treatment with antibiotics may be necessary. 