http://www.johnsonandjohnson.com
2. Merck & Co
http://www.merck.com
3. Novartis
http://www.novartis.com
4. Bristol-Myers Squibb Company
http://www.bms.com
5. GlaxoWellcome
http://www.glaxowellcome.com
6. SmithKline Beecham
http://www.sb.com
7. Roche
http://www.roche.com
8. American Home Products
http://www.ahp.com
9. Pfizer
http://www.pfizer.com
10. Abbott Laboratories
http://www.abbott.com