HIV means Human Immunodeficiency Virus, and the blocking drugs include Zidovudine, Tenofovir, Emtricitabine, etc. Normal people who have taken the drugs many times may experience gastrointestinal discomfort, anemia, and other adverse reactions such as dizziness, if it is only a single misuse of the drug there may be no symptoms, and if a child misuses more drugs at one time, it may damage the liver function, and it is recommended to go to the hospital in time for medical treatment. Normal people who have repeatedly taken drugs for the treatment of human immunodeficiency virus blocking drugs, such as zidovudine, may experience gastrointestinal discomfort such as nausea and vomiting, abdominal pain, difficulty swallowing, diarrhea, and flatulence. Taking tenofovir, you may experience gastrointestinal discomfort such as diarrhea, flatulence, and nausea. With emtricitabine, adverse reactions such as nausea, rash, diarrhea, and headache often occur. Symptoms may not occur if only one dose is taken by mistake. If a child takes more medication at one time, prompt hospitalization is recommended. It is recommended to keep common household medicines separate from specific medicines to avoid accidental administration. Keep medicines out of children’s reach to avoid accidents.