正宗美国伟哥药店价格：一粒80元左右
伟哥(viagra，中文名：万艾可)是由美国辉瑞研制开发的一种口服治疗ED的药物，用于治疗勃起功能障碍以及早泄，对于勃起功能减退与早泄有非常显著的改善，2000年7月在中国上市。
The middle-aged should do it just once a fortnight! Doctors urged to limit patients’ Viagra pills
据悉，医生督促减少病人伟哥用量，声称中年人的性生活频率应该维持在每半个月一次。
Critics say rationing treats sex ‘like an unnecessary luxury’ which could cause anguish in patients
评论家们认为这一举措实质是将性生活列入“不必要奢侈品”一范畴，而这将会使病人陷入苦恼之中。
Viagra prescriptions should be rationed to two pills a month, GPs have been told – on the assumption that patients will have sex only once a fortnight.
因为，全科医生已接到相关部门通知，伟哥只能给病人一个月开两粒，也就是说病人半个月只能有一次性生活。
Managers at several NHS trusts are encouraging doctors to limit the number of tablets handed out to cut costs.
好几个英国公费医疗（国民保健制度）信托机构的经理都支持医生减少这种药的供给量，以便降低开支。
It’s been a fortnight darling: Health experts recommend men should only take Viagra at most twice a month (posed)
半个月一次的性生活已然成为人们的宠儿：健康专家建议男人最多一个月吃两次伟哥。
The ?5 pill is already heavily restricted and only men with serious illnesses that affect their sex drive are eligible to have the medication for free.
尽管该种药品只卖5英镑，但它已经受到极其严格的限制。如今，只有那些患有严重疾病从而影响到其性欲冲动的人才可以无偿获得。
There are no national restrictions on how many should be given to each patient per month.
尽管如此，国家仍旧没有做出对于医生应该给每位病人每月多少剂量的药的相关规定。
However, the Department of Health has previously issued guidance stating middle-aged men – those aged 40 to 60 – only need it once a week because that is their ‘frequency of intercourse’.
但卫生部日前印发了有关文件，文件中说明中年男人，也就是40到60岁的男人，每星期只需要服用一次，因为这就是与他们相对等的“性生活频率”。
Now a panel of managers overseeing primary care trusts in Oxfordshire, Milton Keynes, Buckinghamshire and Berkshire have told GPs to halve this number.
而现在，在英国牛津夏州，米尔顿·凯恩斯，白金汉郡和波克夏几个地区，监管其医疗信托机构的专人小组负责人已经通知全科医生将该药的剂量减半。
图片来源：国际在线论坛
为何第一次总是如此特别？
失去处子之身的确是无法忘怀的。性的确能够明显改变大脑结构，至少对于男人来说是这样的。
日本一项研究发现，在进行交配时，大脑细胞中会出现一种刺状物，而这种东西在还是处子的母鼠脑中要远比其他有过交配史的鼠高得多。
这项研究表明，该种刺状物在首次交配时对刺激性欲有着重要作用，而后则会减少或者消失。新科学杂志曾写道，也许人类某天可以发明一种药物而使这种刺状物加速生长，这样就能增加性欲
