If you are not sure whether you have a parasitic infection, it is not recommended to take albendazole without permission. You can go to a regular hospital to improve the examination, make a clear diagnosis and be given treatment guidance by a professional doctor to avoid unauthorized use of medication and damage to your health. Albendazole is a highly effective and low-toxic broad-spectrum anthelmintic, mainly by blocking the uptake of nutrients and glucose by a variety of intestinal nematodes, tapeworms, trematodes, roundworms and other parasites, resulting in the depletion of worm glycogen, thus preventing the growth and reproduction of parasites. It is prohibited for those with hepatic and renal as well as cardiac insufficiency; it is prohibited for those with drug allergy. The drug is also contraindicated in the presence of proteinuria, dermatitis, ulcers, infectious diseases and a history of epilepsy. Moreover, if other drugs are taken at the same time may cause drug interactions and endanger the health of the organism, such as cimetidine, dexamethasone, carbamazepine and other drugs; 2. May lead to adverse reactions: may lead to abdominal pain, diarrhea, dizziness, headache and liver function impairment and other adverse reactions. Therefore, albendazole is not recommended for people who are not sure if parasitic infection is present. If patients are not sure whether there are worms in their body, they can observe whether there are respiratory, digestive and mental system symptoms, such as cough, dry cough, chest tightness, itchy throat, abdominal pain, nausea, bloating, loss of appetite or over-exuberance, teeth grinding and convulsions. You can also observe whether there are worm eggs or worm bodies in the feces, hair, hair for parasites, etc. If the above symptoms appear, you should actively go to the hospital and take albendazole or other targeted drugs for treatment under the guidance of a doctor. In daily life, attention should also be paid to timely hand washing and disinfection, maintaining dietary hygiene and living rules, etc.