New Drug May Be Female Viagra Nov 21, 2009
"Viagra is a vasodilator. It only makes the penis hard, it doesn't work on the desire of a man. It may give him more confidence. It gives him a reliable erection. It inflates the penis. He still needs to have desire.". The differences in the number of satisfying sexual encounters may seem small, Segraves says. (CBS News -- Health)
Pulmonary Arterial Hypertension Reversed In Mouse Models Oct 26, 2009
26, 2008) A recent study shows that a loss of antioxidants in the endothelial cells that line blood vessels in the lungs contributes to the loss of vasodilator effects and, ultimately, to the development of. (Sep. (Science Daily)
CFS/ME and Stimulants Oct 6, 2009
Theobromine also has stimulant effects, but unlike caffeine it is a vasodilator (dilates blood vessels) instead of a vasoconstrictor and is also not thought to be as "edgy". Many people with CFS/ME tolerate tea better than coffee, because tea also contains the relaxing L-theanine which counteracts the edginess from caffeine. (Suite101.com)
Corthera heart drug lands FDA fast-track Oct 2, 2009
Diuretics and vasodilators, which are used to treat heart failure, can hurt the kidneys and the Johnson & Johnson drug Natrecor is the only one approved in almost two decades. Relaxin is a naturally occurring peptide hormone that is triggered by pregnancy. (San Jose Business Journal, CA)
Women with Atrial Fibrillation Face Rougher Road Than Men Sep 26, 2009
Because women have a higher sensitivity to such therapies as statins and vasodilators, liver and kidney function should be closely watched. Women are referred less often or later for non-drug treatments such as pacemaker implantation or ablation. (MEDLINEplus)
Women With Atrial Fibrillation Are At Significantly Higher Risk Of Stroke And Death Compared To Men Sep 24, 2009
Women have a higher sensitivity to supportive therapies such as statins and vasodilators. Pay close attention to hepatic and renal function. (Science Daily)
Endothelin Drugs Benefit Those With Pulmonary Hypertension Sep 16, 2009
Nitric oxide, a substance also released from the endothelium that dilates the blood vessels (vasodilator), helps counterbalance endothelin production ... Among the issues still to be resolved are whether drugs that block ETA alone will be more effective in treating pulmonary hypertension than drugs that block both ETA and ETB and whether it is best to combine the drugs with other drugs, such as vasodilators. (Science Daily)
Erectile drug mystery in teen's death at party Jul 24, 2009
The drug is a vasodilator, meaning it relaxes the muscles in blood vessels and makes them bigger. Brand names include Cerespan, Genabid, Pavabid and Pavacot. (San Francisco Chronicle)
The best treatment might be wrong for you Jul 23, 2009
Better choices: beta-blockers and vasodilators that relax blood vessels. Go natural: Omega-3 fatty acids lower blood pressure, but only in high doses (above 3 g a day) that may increase your risk of bleeding, so take them only under a doctor's supervision. (MSNBC -- Health)
Superfruit Juice "Cures" for Fibrom... Jul 10, 2009
Acai has vasodilatory (blood vessel dilating) properties, which may be useful in chronic pain ... Rocha AP, Carvalho LC, Sousa MA, et al. Endothelium-dependent vasodilator effect of Euterpe oleracea Mart. (Suite101.com)
Better treatment selection and improved therapies -- key to improving prognosis in acute HF May 31, 2009
Professor Metra said that treatments are still based on loop diuretics (furosemide), peripheral vasodilators (nitrates) and inotropic agents ... Guidelines on heart failure issued by the European Society of Cardiology in 2008 define heart failure as a heterogeneous condition and recommend that different therapies are used on the basis of clinical presentation; for example, patients with fluid overload should undergo fluid removal through diuretics or other means, patients with high blood... (EurekAlert!)
Novel biomarkers in heart failure May 31, 2009
adrenomedullin hormone which is a potent vasodilator, with inotropic and natriuretic properties; assessment of mid-regional part of the proadrenomedullin (MR-proADM test) has been proved to add additional information on standard of care in the diagnosis of acute HF and to be useful in prognostic evaluation of these patients. estrogens it has been recently shown that both low and high concentrations of circulating estradiol are powerful predictors of a poor prognosis in men with chronic HF;... (EurekAlert!)
Results from 8 late-breaking clinical trials presented at Heart Failure 2009 May 31, 2009
Pre-RELAX-AHF is another proof of concept study with an interesting new vasodilator drug (relaxin), a hormone produced by the ovaries and placenta during pregnancy which causes expansion of the cervix and uterus. Because relaxin also relaxes arteries and veins, it reduces the resistance to bloodflow in these vessels - and hence the work the heart has to do to pump blood through them. (EurekAlert!)
New Evidence Of How High Glucose Damages Blood Vessels Could Lead To New Treatments May 13, 2009
One aftermath of high glucose levels is low levels of the powerful vasodilator nitric oxide in blood vessels, a shortfall that increases the risk of high blood pressure and eventual narrowing of the vessels, researchers reported at the American Society of Hypertension 24th Annual Scientific Program in San Francisco during a joint session with the Council for High Blood Pressure. "We know diabetes is a major risk factor for cardiovascular disease and we think this is one of the reasons," Dr.... (Science Daily)
Biology Of Flushing Could Renew Niacin As Cholesterol Drug Apr 11, 2009
"Niacin stimulates production of a vasodilator that dramatically increases blood flow to the face, causing the flush and the hot, prickly sensation and beta-arrestin1 is the culprit that enables that to happen," says Walters. "Interestingly, however, beta-arrestin1 plays no role whatsoever in niacin's ability to lower cholesterol and fatty acids. The G proteins do that.". (Science Daily)
Pulmonary Hypertension In Children May Result From Reduced Activity Of Gene Regulator Mar 14, 2009
2, 2006) A single dose of sildenafil, a blood vessel widening vasodilator (also sold under the brand name Viagra), prevented rebound pulmonary hypertension and significantly reduced the duration of mechanical. (Mar. (Science Daily)
Rotten Eggs An Aphrodisiac? Mar 4, 2009
Chemicals that create these expansions in blood flow are called vasodilators. In previous experiments in mice and monkeys, injecting hydrogen sulfide opened blood vessels and improved erections. (CBS News)
Smoking-Low Birth Weight Link Explained in Part Feb 7, 2009
"We have known for 50 years that infants born to mothers who smoke during pregnancy have lower birth weights. But this study provides a possible explanation of why there is restricted blood flow to the fetus. Reduced production of the vasodilator nitric oxide may lower the blood flow to the fetus," Andersen said in an American Heart Association news release. The researchers looked at 266 healthy pregnancies of 182 nonsmokers, 43 smokers, and 41 women who stopped smoking at about six weeks into... (MEDLINEplus)
