If there is no erectile dysfunction, it is best not to take Viagra, because this drug is mainly to help patients with erectile dysfunction recover their normal erectile function. If there is no such problem, there is absolutely no need to take Viagra, and taking too much of this medicine may affect the regulation of testicular spermatogenesis, so it is best not to take it if you are not sick.

What brands does Viagra have? 1. Sildenafil tablets.

Sildenafil is the most mature ED drug with the largest prescription in the world. The results of a global survey also show that 95% of patients are satisfied with sildenafil.

2. Tadalafil tablets

The biggest feature of tadalafil tablets is that the time of * * * is no longer limited by drug effect. And it takes effect quickly, and most men can start having sex within half an hour after taking the medicine. But its greatest advantage is its lasting effect.

Step 3: Cut down the land and dispose of it.

In general, taking vardenafil 10~ 15 minutes, you can have sex; After taking the medicine for 25 minutes, the efficacy will reach its peak.

Precautions for taking viagra 1 Generally, people with poor erectile function can try to use Viagra to improve erection, but those with good erection should never abuse it.

2. Drinking alcohol will seriously reduce the erection effect of Viagra, and it is not advisable to drink too much when taking it.

It is best not to take medicine immediately after taking a shower.

4. Viagra can be taken at any time within 0.5-4 hours before sexual activity, but according to the metabolism of the drug in the body, it is recommended to take it 30 minutes to 1 hour before sexual activity for the best effect.

Any drug will inevitably have some adverse reactions, and so will Viagra. Sometimes it may cause slight dilation of peripheral blood vessels, such as facial flushing, dizziness, headache, nasal congestion and indigestion.

6. People with poor physical strength and poor heart burden cannot use it.

7. If you have heart disease, stroke, retinitis pigmentosa, kidney disease, liver disease, blood disease, deformity, etc. Be sure to consult an expert before taking it.

8. People who are taking nitroglycerin, indomethacin and other nitrates should not eat Viagra at will.

Health tips: Is Viagra useful for normal men? This article is for everyone to introduce here. Normal men had better not eat Viagra. After all, it is a three-point poison. If they are not sick, it is best not to take medicine.