Like all medicines, Viagra can cause some side effects. Typically, these effects are mild or moderate in severity and last no more than a few hours. Some of these side effects are likely to occur at higher doses so before you order Viagra on our site, study its possible adverse reactions.
Common side effects of Viagra:
- a headache;
- facial flushing;
- upset stomach.
Less common side effects:
- Impaired color vision (such as the inability to distinguish between blue and green objects or objects with the vision of all shades of blue);
- changes in eye sensitivity to light;
- blurred vision;
- cardiopalmus;
- nasal congestion;
- stomach upset.
If you exceed recommended dosage of Viagra, the adverse effects are similar to those mentioned above, but they are usually more common.
Men also reported such side-effects:
- Hypersensitivity reactions (including rash);
- convulsions;
- drop in blood pressure;
- fainting;
- nosebleeds;
- vomiting.
Rarely, men taking Viagra reported a sudden decrease or loss of vision in one or both eyes. It is impossible to determine whether these cases are related directly to appliance of these drugs or other factors, such as high blood pressure or diabetes, or a combination of all factors.
Men have also reported an erection which lasted several hours. You should see your doctor immediately if you have an erection lasting more than 4 hours. If you just do not take any action, you may develop permanent damage to the penis.
Rarely, men taking Viagra pills reported a sudden loss or decrease in hearing, sometimes accompanied by tinnitus and dizziness. It is impossible to determine whether these factors are related directly with the reception of the PDE5 inhibitors or with other diseases or drugs taking, other factors or combination of factors.
If you have these symptoms mentioned above, stop taking the PDE5 inhibitor and immediately consult a doctor.
The drug can cause other side effects, different from those listed above. If you need more information or if you have side effects or symptoms that you are concerned of, contact your doctor.
In any case, before taking the medication, you should explore Viagra contraindications. And you’d better consult a doctor, since this drug is nothing but a medicine. If for certain reasons you do not want to go to the doctor, then it is desirable to read the instructions to the drug carefully.
