Viagra is the trade name and generic name for sildenafil citrate tablets, and how long it takes for side effects to develop is uncertain and varies from person to person. Some may not experience side effects, while others may experience side effects a few hours after taking the drug.
Sildenafil Citrate Tablet is a male drug mainly used to treat erectile dysfunction, and side effects such as facial edema, shock, fatigue, and pain may occur after using the drug, but it is not possible to generalize how long it will take. If patients follow the doctor’s instructions and use the medication reasonably, serious side effects usually do not occur; while some patients may experience side effects within a few hours after using the medication.
Therefore, when taking Sildenafil Citrate Tablets, you need to follow your doctor’s instructions, and it is contraindicated for patients who are taking nitrate drugs, women, and people under the age of 18.
If patients experience discomfort after taking Sildenafil Citrate Tablets, it is recommended that they seek prompt medical attention.