The present invention provides compositions comprising ingenol-3-angelate (PEP005) and one or more additional latency reactivation agents. The present invention also provides methods for reactivating a latent virus in a subject infected with the virus, the method comprising administering to the subject an effective amount of ingenol-3-angelate (PEP005) alone or in combination with one or more additional latency reactivation agents. In particular embodiments, the combination of compounds advantageously provides a synergistic effect at inducing reactivation of a latent virus such as HIV.