Jingo is the trade name of the drug and the drug is commonly known as sildenafil citrate tablets. The size is 50mg and the recommended dose is one tablet at a time, which can be increased by two or reduced to half a tablet. Sildenafil citrate tablets are erectile dysfunction medications that are more commonly used to treat erectile dysfunction. With a size of 50mg, the recommended dose for more patients is one tablet when using the medication. It needs to be served about an hour before sex. It can also be taken up to 0.5 to 4 hours before sex. Based on efficacy and tolerability, the dose of the drug can be increased to two tablets at a time or reduced to one and a half. It can be taken up to once a day. However, when adjusting the dosage of the medication, it is important to use the medication under the supervision of a doctor and not to make any unauthorized adjustments. Generally in the absence of sexual stimulation, the recommended dose of sildenafil does not act as an erection Adverse reactions such as shock, weakness, abdominal pain, and low blood pressure may occur when using the medication. Sildenafil is prohibited in combination with nitrate drugs, and is contraindicated in women, people who are allergic to the product, children, and people with recent cardiovascular conditions who are unfit for sexual intercourse. Patients taking sildenafil citrate tablets should consult a doctor before using the drug and take it under his or her guidance, do not take it blindly on your own.