Viagra is an effective drug that relaxes muscles found in the walls of blood vessels, which further increases blood flow in specific areas of the human body. People buy Viagra online as it helps treat erectile dysfunction. Viagra helps treat male sexual problems, including impotence, and erectile dysfunction-ED. When combined with sexual stimulation, this drug increases blood flow to the penis and helps a man achieve and keep an erection. Before you order Viagra online, learn that this drug does not protect against any sexually transmitted disease (such as hepatitis B, gonorrhea, HIV, or syphilis). Practice “safe sex” by using latex condoms.

Important Information

Some medicines can interact with Viagra and cause unwanted or dangerous effects. Tell your healthcare professional (doctor or pharmacist) about all your current medications, especially riociguat (Adempas) and nitrates. Do not use Viagra if you are also taking a nitrate drug for pain in the chest or heart problems, including isosorbide mononitrate, isosorbide dinitrate, nitroglycerin, and some recreational medicines such as “poppers.” Taking Viagra and nitrate medicine can result in a sudden and severe reduction in blood pressure. Contact any healthcare professionals or seek urgent medical attention if your erection lasts for a prolonged duration of four hours or is painful. An erection that lasts for an extended period can damage the penis, and this medical condition is known as priapism. You need to stop using Viagra and get medical attention if you experience sudden vision loss.

Before taking this medicine

Before taking this medicine, ensure that your healthcare professional is aware of your medical history, especially of:

• heart problems such as life-threatening irregular heartbeat in the previous six months or heart attack, check pain (or angina), heart failure;
• liver disease, kidney disease;
• stroke in the past six months;
• dehydration, high or low blood pressure; or
• eye problems, including sudden decreased vision, retinitis pigmentosa, NAION

Do not take Viagra if you have or had any of the following penis conditions or medical conditions associated with it:

• angulation, fibrosis (or scarring);
• Peyronie’s disease;
• Priapism (a painful or prolonged erection); or
• conditions that can increase the risk of priapism, such as sickle cells anemia, multiple myeloma, leukemia

During pregnancy, a doctor can prescribe this drug only when needed. Since high blood pressure can be a severe lung condition that can harm both a pregnant woman and her unborn baby, do not discontinue using this medication unless your healthcare professional asks you. It would be best to discuss the risk and benefits of using this drug with the doctor if you plan a pregnancy or become pregnant. Although in small amounts this medication can pass through the breastmilk. Consult your healthcare professional before breastfeeding.

Tips to take Viagra Safely

It would be best to read the patient information leaflet given by your pharmacist before you start taking this drug and each time you visit for a refill. Consult your healthcare professional if you have any queries regarding the dosing schedule, drug form, or strength. For erectile dysfunction treatment, you are supposed to take this medicine orally as instructed by your healthcare professional, usually as needed. Doctors advise taking Viagra at least half an hour, but not more than four hours, before sexual intercourse. Viagra (generic: Sildenafil) works best an hour before performing the sexual activity. Remember not to take Viagra more than once a day. Also, a high-fat meal can delay how rapidly the drug begins to work. Your Viagra dosage will depend upon your health condition, response to treatment, and other drugs you may be taking. Ensure to tell your healthcare professional about all the products you use (including herbal products, vitamins, prescription drugs, and nonprescription drugs.

Dosing information for erectile dysfunction (ED)

The usual dose of sildenafil for erectile dysfunction is 50 mg. It depends upon you whether you take this dose 30 minutes to four hours before planning to have sexual activity. But for most individuals, it is recommended that you take your medicine about an hour before having sex. Your healthcare professional may prescribe a different Viagra dosage for you, depending on several factors. Such factors may include whether you have kidney or liver problems or if you are taking specific other drugs. If your medicine is not working on you, your healthcare professional is likely to increase the dose of this drug. But the maximum amount should not be more than 100 mg.

What are the side effects of Viagra?

Mild Viagra side effects can include:

• flushing
• headache
• indigestion
• nasal congestion (stuffy nose)
• muscle pain
• back pain
• nausea
• rash
• dizziness
• mild or temporary changes in vision, such as blurred vision, sensitivity to light, and blue tinge in your vision

Most of the mild side effects go away within a couple of weeks. But if they turn severe or do not go away, talk with your pharmacist. Severe side effects of Viagra are less likely to occur.

But if it happens, call your healthcare professional right away. It can include:

• irregular heartbeat;
• ringing in your ears, or hearing loss;
• swelling in your hands, feet, or ankles;
• seizure (or convulsions);
• shortness of breath;
• lightheadedness with a feeling like you might pass out;
• vision changes or sudden vision loss;
• painful or prolonged erection of more than four hours that can damage your penis permanently; or
• heart attack symptoms such as nausea, sweating, pain spreading to the jaw or shoulder, or chest pain or pressure

What drugs can interact with Viagra?

Following is the list of drugs that may interact with Viagra:

• medications to treat a prostate disorder or high blood pressure;
• antifungal drugs- ketoconazole or itraconazole;
• nitrates;
• an antibiotic drug- erythromycin, clarithromycin, or telithromycin; or
• treatment for HIV/AIDS- indinavir, atazanavir, saquinavir, or ritonavir

Ensure to tell your healthcare professional if you are using any of the drugs mentioned above or any other medicine.