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I was until I found out they probably were doing me no good. If you have liver or kidney problems, Viagra’s effects could last for longer, although it might not be safe to take Viagra with these conditions.

Alpha-blockers Use caution when co-administering alpha-blockers with VIAGRA because of potential additive blood pressure-lowering effects. The highest enzymatic activities were found in intestine wall, in pancreas, and in liver. Measurements of heart function were made before and after each injection.  This included blood pressure readings, electrocardiograms and echocardiograms, as well as blood samples to confirm relatively equal levels of sildenafil and other enzymes.  Results showed that each dobutamine injection stimulated heart function, increasing heart rate and the force of each heartbeat used to pump blood throughout the body.  “This stimulation is similar to the way the nervous system normally increases heart function when triggered by emotional or exercise stress, or in diseases such as heart failure,” adds Kass.

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The use of the two together can cause work against each other and could lead to problems. Most, but not all, of these patients had underlying anatomic or vascular risk factors for developing NAION, including but not necessarily limited to: low cup to disc ratio (“crowded disc”), age over 50, diabetes, hypertension, coronary artery disease, hyperlipidemia and smoking.

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Again, now that the initial curiosity factor has disappeared, it is unclear how successful sexual dysfunction medication really is. The rest of the information was just “blah, blah, blah”. VIAGRA can cause your blood pressure to drop suddenly to an unsafe level if it is taken with certain other medicines.

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This allows your pharmacist to keep a complete record of all your prescription drugs and to advise you about drug interactions and side effects. Viagra, commonly referred to as the "little blue pill" was the first erectile dysfunction medication to be approved by the U. The pharmacokinetics of sildenafil in patients with severely impaired hepatic function (Child-Pugh Class C) have not been studied. Viagra (also known as sildenafil citrate) belongs to a group of medicines known as PDE5 inhibitors, and like all of these medicines, there are side effects. I started out with 50 mg of Viagra, after about two years I moved up to 100 mg. We’re obsessed with sex and also offended by it—it’s a fine line. Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. Clinical Pharmacology CLINICAL PHARMACOLOGY Mechanism Of Action The physiologic mechanism of erection of the penis involves release of nitric oxide (NO) in the corpus cavernosum during sexual stimulation. Also collected as part of the IIEF was information about other aspects of sexual function, including information on erectile function, orgasm, desire, satisfaction with intercourse, and overall sexual satisfaction. In the following patients: age > 65 years, hepatic impairment (e.g., cirrhosis), severe renal impairment (e.g., creatinine clearance < 30 mL/min), and concomitant use of erythromycin or strong CYP3A4 inhibitors, plasma levels of sildenafil at 24 hours post dose have been found to be 3 to 8 times higher than those seen in healthy volunteers. Read More Next, as someone else mentioned, GETTING pregnant isn't your problem... You should not need a new prescription for this medication to be refilled.