Is viagra safe

Author: quqre On: 19-Feb-2018
<strong>Viagra</strong>, Cialis and Levitra – which is best? -

Viagra, Cialis and Levitra – which is best? -

Viagra is a prescription medicine used in the treatment of erectile dysfunction and impotence in men. Viagra Connect is also used to treat erectile dysfunction and is available without the need of a prescription. They both work by increasing blood flow to the penis in order to help a man get and sustain an erection when he is sexually aroused or stimulated. The active ingredient in Viagra is sildenafil and the dose ranges from 25mg to 100mg per tablet. The effects of Viagra will vary from person to person. As a general rule, Viagra is thought to start working in most people from around 30 minutes after taking the drug. It is important to understand that taking Viagra tablets alone will not cause an erection. This medication is used to treat erectile dysfunction (ED). While it helps you temporarily maintain an erection so you can have sex, it does not cure ED. You still need mental or physical stimulation to get an erection. One of the more common side effects is flushing, or redness. 5 Common Causes of Impotence » Viagra is available only with a doctor’s prescription. This medication can cause a decrease in blood pressure, particularly one to two hours after taking it. Beginning with arousal signals from your brain, it takes a finely choreographed series of events to produce an erection. Within the penis are two chambers called the corpora cavernosa. If you already have low blood pressure, discuss the pros and cons of Viagra with your doctor. Nitric oxide (NO) is released in the chambers during sexual stimulation. That increases levels of cyclic guanosine monophosphate (c GMP), which causes muscles to relax. For most people, sexual activity is good for cardiovascular health. However, if you have cardiovascular disease, you should ask your doctor if it’s safe for you to take Viagra. You should also avoid Viagra if your doctor advised you not to have sex. Avoid taking PDE-5 inhibitors if you also use long lasting alpha blockers or take medications that contain nitrates.

How does <b>Viagra</b> work? What is it Used For? Everyday Health

How does Viagra work? What is it Used For? Everyday Health

Links to other sites are provided as a convenience to the viewer. Pfizer accepts no responsibility for the content of linked sites. This website is neither owned nor controlled by Pfizer. Pfizer does not endorse and is not responsible for the content or services of this site. Continue You are now leaving to enter a website neither owned nor operated by Pfizer. Links to all outside sites are provided as a resource to our visitors and do not imply an endorsement or recommendation of a particular physician by Pfizer, nor an endorsement of any Pfizer product by a telehealth provider or any physician. Pfizer accepts no responsibility or liability for the content or services of other websites. Consequently each individual patient should be assessed by a doctor before a decision is made to prescribe Viagra. The doctor will take into account current and past medical history including any medications being taken. Here we will take a look at the factors which may render Viagra unsuitable. The level at which you drink alcohol and whether or not you use recreational drugs can impede on your ability to obtain an erection. In order to minimise the potential health risks associated with alcohol consumption, the NHS advises that adults should not drink more than 14 units over the course of one week. It is also pertinent to mention that sustained alcohol misuse can permanently damage the arteries that supply blood to the penis. Drinking alcohol or taking drugs when using Viagra can reduce its efficacy.

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Is viagra safe
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