what are the dangers of viagra?
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The most common side effects are headaches, feeling sick, hot flushes and dizziness. Many men have no side effects or only mild ones. It can be dangerous to take sildenafil if you also take medicines called nitrates (often given for chest pain). The combination can cause a dangerous fall in your blood pressure.
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Get medical help right away if you have any very serious side effects, including: severe headache, slurred speech, seizure, weakness on one side of the body. This drug may rarely cause serious (sometimes fatal) lung or heart problems (pulmonary hypertension, heart valve problems).
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In a study of its use in epilepsy, 17% of men reported sexual dysfunction. Anticonvulsant medications may interact with sex hormones,6 and central-acting drugs such as oxcarbazepine may cause anorgasmia in conjunction with sedation.
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Take 50 mg of Viagra one hour before you are ready to engage in sexual activity. Viagra works best 30 minutes to four hours after taking the pill. Viagra also works best on an empty stomach. Do not take the pill after a high-fat meal.
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Misuse of testosterone can cause dangerous or irreversible effects, such as enlarged breasts, small testicles, infertility, high blood pressure, heart attack, stroke, liver disease, bone growth problems, addiction, and mental effects such as aggression and violence.
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Important warnings. Heart attack: This drug can cause serious heart problems such as heart attack, angina (chest pain), or cardiac arrest. If you're at risk for heart disease, your doctor may have you take your first dose in their office so they can monitor you.
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Recreational drugs can cause impotence as the chemicals in them can damage blood vessels in the body. If blood flow to the penis is restricted as a side effect of blood vessel damage, this can cause impotence. Illegal drugs that can cause impotence include: marijuana.
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Viagra (sildenafil) comes in three dosages: 25 mg, 50 mg, and 100 mg. The most common starting dose of Viagra is 50 mg.
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LOG IN. April 28, 2003 -- A new study has found that the impotence drug Viagra could ramp up the sex lives of women who take it, just as it has done for men. The 12-week study focused on 202 post-menopausal or post-hysterectomy women who complained of female sexual arousal disorder.
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Nine other patients taking Viagra died in the clinical trials leading up to the drug's approval. The deaths, and a few others reported in the news since then, underscore a health risk for some users of Viagra that has been previously noted both by the FDA and by manufacturer Pfizer.
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Though its usually safe to take erectile dysfunction drugs (Viagra, Levitra, Cialis) with high blood pressure medication, don't take them with nitrates -- this can cause a life-threatening drop in blood pressure.
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['Anxiety.', 'Irritability.', 'Headache.', 'Sweating.', 'Nausea.', 'Fast heart rate.', 'Prolonged or painful erection (priapism)', 'Worsening of panic attacks.']
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Viagra is rapidly absorbed into the bloodstream. Maximum concentrations are reached within about an hour. One of the more common side effects is flushing, or redness. This medication can also cause a decrease in blood pressure, particularly one to two hours after taking it.
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The most common side effects of VIAGRA are: upset stomach. abnormal vision, such as changes in color vision (such as having a blue color tinge) and blurred vision. stuffy or runny nose. back pain.
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If Viagra doesn't work after 30 minutes, don't take any more than the daily dose that your doctor prescribed. Never take more than 100 mg of Viagra in a 24-hour period.
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['constipation.', 'face flushing.', 'headache.', 'nausea and vomiting.', 'sexual problems, such as erectile dysfunction.', 'weakness or tiredness.']
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In males, Viagra increases blood flow to the penis, allowing them to get and sustain erections. Females also experience increased blood flow to the genitals during arousal, so in theory, Viagra could have a similar effect.