RxList is a site where he or she can search for U.S. drugs by brand or generic names either to make sure you get the same formulation on the Italian market as you were getting in the U.S., or to make sure you get what he wants to prescribe for you from your U.S. medicine supplier: http://www.rxlist.com/.
The Merck Manual of Diagnosis and Therapy is the world's most widely used general medical text and the full searchable text of the 17th edition (1999) is available on-line at http://www.merck.com/pubs/mmanual/. (The Merck Manual of Medical Information, Home Edition is available at http://www.merck.com/pubs/mmanual_home/.)
And Martindale's Health Science Guide is an internationally recognized source of up to date information on preferred treatments: http://www-sci.lib.uci.edu/HSG/HSGuide.html.
Additional Internet medical links are available at http://www.mmdtkw.org/scimed.html.
Read the first paragraph again! Share these links with your doctor or health care provider. Self treatment is self destruction.