There is no authoritative information on how long the incubation period of AIDS is. Due to individual differences, the incubation period of AIDS is usually between 2 and 15 years. It is recommended that patients who have been exposed to HIV or have had an attack take medication promptly. There is no clear clinical data on the specific incubation period of AIDS, and most patients have an incubation period of 2 to 15 years, which is due to the individual differences of each AIDS patient, and the specific incubation period should be based on the patient’s specific onset of the disease. If a person with HIV has a flare-up, he or she should seek medical attention in a timely manner. Patients who have been exposed to AIDS can take oral tenofovir disoproxil fumarate capsules, abacavir sulfate tablets, lamivudine tablets and other reverse transcriptase inhibitors as prescribed by the doctor to maximize the inhibition of viral replication. If the patient has an AIDS attack with non-tuberculosis mycobacterial infection, he can also take anti-tuberculosis drugs such as isoniazid tablets, rifampicin tablets, pyrazinamide tablets, and so on, as prescribed by the doctor. The incubation period of AIDS cannot be generalized, and patients are advised to go to the hospital for examination on time. If there is an AIDS attack, the patient should follow the doctor’s instructions to use drugs, should not be self-medication.