欣炜歌与金戈主要区别是，欣炜歌的主要成分是他达拉非，而金戈主要成分是枸橼酸西地那非。

药物成分有所不同，当然作用效果也就会有所区别了。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

欣炜歌，主要成分是他达拉非。所以药物作用时间长，勃起持续时间也长，一般能够维持36个小时。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

金戈主要成分是枸橼酸西地那非，相对来说，作用时间短，勃起持续时间相对也短，一般只能维持4个小时。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

相关知识：";font-family:微软雅黑;color:rgb(51,51,51);font-weight:bold;font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-weight:bold;font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

欣炜歌服用时，不受饮食影响，即使进食高脂食物，比如肉类食物，饮酒等都不会影响药物效果。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

金戈药物，在服用时要注意空腹服用，而且服用药物同时，需要控制饮食，不能进食高脂饮食，不能饮酒，特别是饮酒会严重降低药物效果，影响治疗。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

再有即使服用欣炜歌或者是金戈等药物后，也要进行适当的性刺激，否则没有效果。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

欣炜歌、金戈等药物，都是针对男性病人服用的药物，一般女性朋友，是不建议服用的。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

所以，女性朋友注意，不要服用这类药物。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

常识：";font-family:微软雅黑;color:rgb(51,51,51);font-weight:bold;font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-weight:bold;font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

无论是什么原因，引起的勃起功能障碍，都建议病人，尽快到医院就诊，查找原因后再治疗，避免自行用药。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

否则可能会用药不当，会更伤身体。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

";font-family:微软雅黑;color:rgb(51,51,51);font-weight:bold;font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-weight:bold;font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">

由于性生活会严重影响夫妻感情，关系到家庭幸福，所以，一定要积极治疗。";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;">";font-family:微软雅黑;color:rgb(51,51,51);font-size:8.0000pt;mso-font-kerning:0.0000pt;background:rgb(255,255,255);mso-shading:rgb(255,255,255);">