Aspirin and Pientzehuang tablets should not be taken together. Pientzehuang tablets contain indomethacin, which also belongs to non-steroidal anti-inflammatory drugs, so it cannot be taken with aspirin. Aspirin is a non-steroidal anti-inflammatory drug, which has the functions of anti-platelet aggregation and antipyretic and analgesic. It is used clinically to relieve pain, fever and prevent thrombosis. The adverse reactions of this drug include nausea, vomiting, epigastric discomfort, tinnitus, hearing loss, allergic reaction and so on. The efficacy of Pientzehuang Tablet is to clear away heat and detoxification (clearing away heat and poisonous evils in the body), activate blood circulation and remove blood stasis (promoting blood circulation and eliminating blood stasis in the body), subdue swellings and relieve pain (eliminating swelling and pain), and it is used for the treatment of sore throat caused by heat and poisonous blood circulation and blood stasis, toothache, rheumatism-paralysis, dystocia (pain in the area of dystocia and ribs), jaundice, anonymous swollen toxin and so on. Pientzehuang Tablet can lead to adverse reactions such as drug-induced allergic rash and drug-induced hypertension, allergic reaction is seen as dizziness and headache, diplopia, cold sweating, anti-allergic treatment is effective. Gastric and duodenal ulcers, renal insufficiency and pregnant women should be cautious of using it; it is contraindicated for those who have history of gastrointestinal bleeding. Aspirin can and Xinzhuang Tablet should be used under the guidance of professional doctors, do not blindly self-medication to avoid adverse reactions.