| Natalizumab Elan Pharma | 🇪🇺European Union | | | Refused | Elan Pharma International Ltd. |
| Tyruko | 🇺🇸United States | 300MG/15ML | injectable | Marketed | Sandoz INC |
| Tysabri | 🇺🇸United States | 300MG | vial | Marketed | Biogen Idec |
| Tyruko | 🇪🇺European Union | | | Authorised | Sandoz GmbH |
| Tyruko 300 MG Concentrado Para Solucion Para Perfusion | 🇪🇸Spain | 300 mg | concentrado para solución para perfusión | Marketed | Sandoz Gmbh |
| Tysabri | 🇪🇺European Union | | | Authorised | Biogen Netherlands B.V. |
| Tysabri 150 MG Solucion Inyectable en Jeringa Precargada | 🇪🇸Spain | 150 mg/ml | solución inyectable en jeringa precargada | Marketed | Biogen Netherlands B.V. |
| TYSABRI 300 mg CONCENTRADO PARA SOLUCION PARA PERFUSION | 🇪🇸Spain | 20 mg | concentrado para solución para perfusión | Marketed | Biogen Netherlands B.V. |
| Tyruko | 🇮🇹Italy | | Concentrato per soluzione per infusione | Authorised | Sandoz GMBH |
| Tyruko 300 mg concentraat voor oplossing voor infusie | 🇳🇱Netherlands | | Concentraat voor oplossing voor infusie | Authorised | Sandoz GmbH |
| Tysabri | 🇮🇹Italy | | Soluzione iniettabile in siringa pre-riempita | Authorised | Biogen Netherlands BV |
| Tysabri 150 mg oplossing voor injectie in een voorgevulde spuit | 🇳🇱Netherlands | | Oplossing voor injectie | Authorised | Biogen Netherlands B.V. |
| Tysabri 300 mg (20 mg/ml) concentraat voor oplossing voor injectie, concentraat voor oplossing voor injectie | 🇳🇱Netherlands | | Concentraat voor oplossing voor infusie | Authorised | Biogen Netherlands B.V. |
| Tysabri | 🇨🇦Canada | 300 MG / 15 ML | Solution | Marketed | Biogen Canada INC |
| Tyruko | 🇨🇦Canada | 300 MG / 15 ML | Solution | Authorised | Polpharma Biologics S.A. |
| Tysabri | 🇷🇸Serbia | 300mg/15mL | koncentrat za rastvor za infuziju | Authorised | Medis Pharma D.O.O. Beograd |
| Tysabri | 🇧🇷Brazil | | | Authorised | Biogen Brasil Produtos Farmaceuticos Ltda |
| Tysabri | 🇷🇸Serbia | 300mg/15mL | koncentrat za rastvor za infuziju | Authorised | Medis Pharma D.O.O. Beograd |
| Tysabri Concentrate for Solution for Infusion 300mg/15ml | 🇸🇬Singapore | 300 mg/15mL | infusion, solution concentrate | Authorised | Eisai (Singapore) Pte. LTD. |
| Tysabri® | 🇷🇸Serbia | 150mg/mL | rastvor za injekciju u napunjenom injekcionom špricu | Authorised | Medis Pharma D.O.O. Beograd |
| Tysabri® | 🇷🇸Serbia | 150mg/mL | rastvor za injekciju u napunjenom injekcionom špricu | Authorised | Medis Pharma D.O.O. Beograd |
| Tysabri | 🇭🇷Croatia | | | Marketed | |
| Tyruko | 🇭🇷Croatia | | | Authorised | |
| Tysabri | 🇳🇿New Zealand | | Inj 20 mg per ml, 15 ml vial | Funded | |
| Tysabri | 🇸🇦Saudi Arabia | | | Authorised | Vetter Pharma-Fertigung, GMBH & Co. KG |
