Drugmaster S.L.

PharmWeb

Webpharma

Reuters Health Information services

Ask the Pharmacist

Merck&Co

RxList-The Internet Drug Index

Healthfront

Chugai Pharma Europe Ltd.

Chemicool Periodic Table

Primary Care Baseline Project

HealthSeek

Cyber Pharmacy. Your On-Line Prescription Solution

Mental Health Net

Incyte

U.S. Pharmacist

"Virtual" Pharmacy Center - Martindale´s Health Science Guide

Unitat de Farmàcia Clínica y Farmacoteràpia

Formulary Drug Monographs: The Drug Information Web Site

Medscape- Pediatric Pharmacology

HealthGate

EMEA: The european agency for the evaluation of medicinal products