1. Pfizer 2. Roche 3. Sanofi 4. Novartis 5. Merck 6. Novo Nordisk 7. Otsuka 8. Baxter 9. Sun Pharmaceuticals 10. Dr. Reddy’s 1. Pfizer: Pfizer has manufacturing sites in Sydney, Melbourne, Perth and Adelaide, and its products are used in hospitals and pharmacies across the country. Pfizer Australia ...