What are the types of sildenafil citrate?

Sildenafil Citrate is not divided into several kinds, and it is mainly used to treat male impotence in clinic.
Sildenafil Citrate is able to selectively inhibit type 5-phosphodiesterase, and after taking it, it can improve men’s erectile function and make them maintain good erectile hardness, thus improving the quality of sexual life. This product is recommended to be taken as needed before the start of sexual intercourse to effectively improve erectile function.
Adverse effects of this product include nausea, dyspepsia, rash, headache, dizziness, visual abnormalities, back pain, myalgia, etc. This product is contraindicated in patients who are allergic to sildenafil and it should not be used with nitrates.
It is recommended to consult a physician before using the drug and use the drug according to the doctor’s instructions, and should not be used blindly.