The present invention relates to a Nano pharmaceutical immunity enhancer antiviral composition for treatment of HIV/AIDS. The composition (IMUTECH) for treating HIV/AIDS, preferably formed of Nano herbal extracts, contains Aloe Vera, Ganoderma, Mushroom, Harmala, Andrographis, Wormwood and Black Seed or extracts of them. In particular the composition is given to all types of cancer to increase immunity and to enhance the treatment of HIV/AIDS. Observed results showed excellent results in 15 years for HIV/AIDS with no adverse or side effects