It should be possible to locate the website provider (check for a physical address, a contact number, a registration number if it is a pharmacy). Dubious merchants will often operate from abroad to escape legal pursuit.
The prescription should be written by a doctor who is registered in
the country the treatment is being dispatched from
If the site is UK compliant:
The payments should be processed via a secure server.
Never give out any passwords or credit card details by email or live chat as
this is not secure hence the information could be used for fraudulent purposes
The medicine should originate from a legal source.
The only real proof of parallel imports is sometimes displayed on the boxes.
The instructions may be written in a different language or they may have a different
country for sale indicated. Finally, all Cialis and Viagra sold in Europe is
sold in divisions of four. Most of the rest of the world sells their treatments
in divisions of five (5, 10, 15, 20).
A legitimate online pharmacy should insist that prior to placing an
order online or viewing treatment prices, you answer questions about your medical
history.
They will send your information to a licensed doctor for review and you will
only be given a prescription for that medication if the doctor approves your
order. An easy way to avoid the illegal and irresponsible operators in the online
pharmacy business is to follow this rule: don't use online pharmacies which
do not offer access to a registered pharmacist or doctor to answer your questions.