Jingo is the trade name and generic name for sildenafil citrate tablets, which are recommended to be taken 1 hour apart from dexamethasone. Dexamethasone is a glucocorticoid, mainly used for allergic diseases and autoimmune inflammatory diseases, such as connective tissue disease, severe bronchial asthma, ulcerative colitis. The main adverse reaction of this product is complication of infection, and it is contraindicated for those who are allergic to this product. Sildenafil citrate is used to treat erectile dysfunction in men, and its adverse reactions include headache, dizziness, myalgia, visual abnormalities, flushing, nasal congestion, and dyspepsia. It is contraindicated in people who are allergic to this drug and those taking nitrate drugs. Dexamethasone and sildenafil citrate can be used in combination, although it is recommended to use the drug at an interval of 1 hour, so as not to affect the effectiveness of the drug. If there is significant discomfort after using the drug, it is recommended to consult a physician promptly.