| Letermovir | 🇺🇸United States | 240MG, 480MG | tablet | Tentative approval | Zydus Pharms USA INC |
| Lupin-Letermovir | 🇨🇦Canada | 480 MG | Tablet | Marketed | Lupin Pharma Canada Limited |
| Lupin-Letermovir | 🇨🇦Canada | 240 MG | Tablet | Marketed | Lupin Pharma Canada Limited |
| Prevymis | 🇺🇸United States | 240MG, 480MG | tablet | Marketed | Merck Sharp Dohme |
| Prevymis | 🇺🇸United States | 240MG/12ML, 480MG/24ML | solution | Marketed | Merck Sharp Dohme |
| Prevymis | 🇺🇸United States | 120MG/PACKET, 20MG/PACKET | pellets | Marketed | MSD |
| Prevymis | 🇪🇺European Union | | | Authorised | Merck Sharp & Dohme B.V. |
| Prevymis 240 MG Comprimidos Recubiertos con Pelicula | 🇪🇸Spain | 240 mg | comprimido recubierto con película | Marketed | Merck Sharp & Dohme B.V. |
| Prevymis 480 MG Comprimidos Recubiertos con Pelicula | 🇪🇸Spain | 480 mg | comprimido recubierto con película | Marketed | Merck Sharp & Dohme B.V. |
| Prevymis 240 mg, filmomhulde tabletten | 🇳🇱Netherlands | | Filmomhulde tablet | Authorised | Merck Sharp & Dohme B.V. |
| Prevymis 480 mg, filmomhulde tabletten | 🇳🇱Netherlands | | Filmomhulde tablet | Authorised | Merck Sharp & Dohme B.V. |
| Prevymis | 🇮🇹Italy | | Compressa rivestita con film | Authorised | Merck Sharp & Dohme B.V. |
| Prevymis 120 mg granulaat in sachet | 🇳🇱Netherlands | | Granulaat | Authorised | Merck Sharp & Dohme B.V. |
| Prevymis 20 mg granulaat in sachet | 🇳🇱Netherlands | | Granulaat | Authorised | Merck Sharp & Dohme B.V. |
| Prevymis 240 mg, concentraat voor oplossing voor infusie | 🇳🇱Netherlands | | Concentraat voor oplossing voor infusie | Authorised | Merck Sharp & Dohme B.V. |
| Prevymis 240 MG Concentrado Para Solucion Para Perfusion | 🇪🇸Spain | 240 mg | concentrado para solución para perfusión | Authorised | Merck Sharp & Dohme B.V. |
| Prevymis 480 mg, concentraat voor oplossing voor infusie | 🇳🇱Netherlands | | Concentraat voor oplossing voor infusie | Authorised | Merck Sharp & Dohme B.V. |
| Prevymis 480 MG Concentrado Para Solucion Para Perfusion | 🇪🇸Spain | 480 mg | concentrado para solución para perfusión | Authorised | Merck Sharp & Dohme B.V. |
| Prevymis | 🇨🇦Canada | 20 MG / ML | Solution | Marketed | Merck Canada INC |
| Prevymis | 🇨🇦Canada | 480 MG | Tablet | Marketed | Merck Canada INC |
| Prevymis | 🇨🇦Canada | 240 MG | Tablet | Marketed | Merck Canada INC |
| Prevymis Film Coated Tablet 240MG | 🇸🇬Singapore | 240.0mg | tablet, film coated | Authorised | MSD Pharma (Singapore) Pte. LTD. |
| Prevymis Film Coated Tablet 480MG | 🇸🇬Singapore | 480.0mg | tablet, film coated | Authorised | MSD Pharma (Singapore) Pte. LTD. |
| Prevymis Concentrate for Solution for Infusion 20MG/ML | 🇸🇬Singapore | 20mg/ml | infusion, solution concentrate | Authorised | MSD Pharma (Singapore) Pte. LTD. |
| Privymtra | 🇧🇷Brazil | | | Authorised | Merck Sharp & Dohme Farmaceutica Ltda. |