Viagra generally refers to sildenafil citrate tablets. Normal reactions such as penile erection and nerve excitation will occur after using the drug, and some people will experience adverse reactions such as facial edema and vomiting.
Sildenafil citrate tablets are a kind of medication clinically used for the treatment of erectile dysfunction, so most people will experience normal drug reactions such as penile erection, nerve excitement and increased body temperature and heart rate after using the drug. Some people may also experience other symptoms such as flushing, sweating and prolonged sexual intercourse.
In addition to the above normal reactions, some people may experience adverse reactions after taking Sildenafil Citrate Tablet, such as facial edema, vomiting, fatigue, pain, migraine, fainting, low blood pressure, and dry mouth.
The drug is contraindicated if you are allergic to the components of the drug, myocardial infarction in the last 6 months, resting hypotension or hypertension, heart failure, retinitis pigmentosa, women, children and other people.
It is recommended to follow the doctor’s instructions to use the drug, and not to use the drug or increase or decrease the dosage at will. If there are any abnormal symptoms after using the drug, it is necessary to consult a doctor in time.