Quote Originally Posted by Seekingasylum View Post
Drugs such as Diazapam are not dispensed in Thailand by pharmacists but are prescribed by a doctor from a hospital’s stock.
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They used to be quite easy to get without a prescription from chemists in Bangkok.

They've tightened it up now, but I believe there are still a couple of places that will help you out.

One of them has been doing it for years and must make fairly generous contributions to the yearly Songkran fund.