Please consult a doctor before taking this medication.

Eriacta drug is contraindicated for men with the history disease that includes cardiac diseases, problems with blood pressure, liver or kidney disorders, vision problems, leukemia, angina, sickle cell anemia, bleeding problems, stroke, hypersensitivity to the PDE5 inhibitor and pregnancy. If you have the penis deformation or the genetic predisposition to other disease, tell this information to your doctor before the dose prescription.

Do NOT use Eriacta if:

you are allergic to any ingredient in Eriacta
you have been advised by your doctor to avoid sexual activity because of heart problems
you are taking nitrates (eg, isosorbide, nitroglycerin) in any form (eg, tablet, capsule, patch, ointment), or nitroprusside
you use certain recreational drugs called "poppers" (eg, amyl nitrate or nitrite, butyl nitrate or nitrite)
you take another PDE5 inhibitor (eg, tadalafil, vardenafil) or another medicine that contains sildenafil.

Contact your doctor or health care provider right away if any of these apply to you.

Except blue vision, men can feel other side effects. Some of them can disappear within an hour; others can demand the medical help. However, the appropriate dosage does not cause the serious side effect. After the use of Sildenafil pills men report about headache, dizziness, diarrhea, problems with breathing, increased heartbeat, stomach upset, migraine, asthma, seizures, redness of the face, insomnia and back pain. 

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest pain; fainting; fast or irregular heartbeat; memory loss; numbness of an arm or leg; one-sided weakness; painful or prolonged erection; ringing in the ears; seizure; severe or persistent dizziness; severe or persistent vision changes; sudden decrease or loss of hearing; sudden decrease or loss of vision in one or both eyes.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider.