Other studies have suggested that Tribulus also acts by increasing the level of dehydroepiandrosterone (DHEA), a naturally occurring substance in the body believed to be important for a healthy sex drive. No known side effects are linked with this herb. Secondary impotence, defined as the loss of erectile function after a period of normal function, is more common.
It's important to realize that impotence may be a symptom of a more serious health problem, so if you're impotent, seek professional medical help immediately. As can be understood from the mechanisms of a normal erection, impotence may develop due to hormonal deficiency, disorders of the neural system, lack of adequate penile blood supply or psychological problems. Restriction of blood flow can arise from impaired endothelial function due to the usual causes associated with coronary artery disease, but can also be caused by prolonged exposure to bright light. Several types of FDA approved vacuum therapy devices are available with a doctor's prescription. Tribulus had been used as traditional medicine to treat sexual dysfunction and male infertility in Europe and Asia for many decades before improvement in scientific extraction techniques allowed identification of its active ingredient, protodioscin. Furthermore, studies have shown that lack of testosterone leads to a range of other sexual performance problems, including premature ejaculation and low sex drive.
The man's comfort level is also frequently a factor, especially in maintaining an erection.
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