| Efavirenz | 🇺🇸United States | 100MG, 200MG, 50MG … | tablet | Marketed | Cipla Limited |
| Efavirenz | 🇺🇸United States | 100MG, 200MG, 50MG | capsule | Marketed | Aurobindo Pharma |
| Efavirenz | 🇧🇷Brazil | | | Authorised | Fundação Oswaldo Cruz |
| Efavirenz | 🇧🇷Brazil | | | Cancelled | Laboratório Neo Química Comércio e Indústria Ltda |
| Efavirenz | 🇧🇷Brazil | | | Cancelled | Merck S/A |
| Efavirenz Teva | 🇪🇺European Union | | | Authorised | Teva B.V. |
| Efavirenz Teva | 🇮🇹Italy | | Compressa rivestita con film | Authorised | Teva B.V. |
| Efavirenz Aurobindo | 🇮🇹Italy | | Compressa rivestita con film | Authorised | Aurobindo Pharma (Italia) S.R.L. |
| Efavirenz Teva | 🇭🇷Croatia | | | Not marketed | |
| Efavirenz Milpharm | 🇳🇿New Zealand | | Tab 600 mg | Funded | |
| Efavirenz, Lamivudine and Tenofovir Disoproxil FumarateCombination | 🇺🇸United States | 400MG; 300MG; 300MG, 600MG; 300MG; 300MG | tablet | Marketed | Aurobindo Pharma LTD |
| Efavirenz, Emtricitabine, and Tenofovir Disoproxil FumarateCombination | 🇺🇸United States | 600MG; 200MG; 300MG | tablet | Marketed | Cipla |
| Efavirenz/Emtricitabine/Tenofovir disoproxil KrkaCombination | 🇪🇺European Union | | | Authorised | KRKA, d.d., Novo mesto |
| Efavirenz/Emtricitabine/Tenofovir disoproxil MylanCombination | 🇪🇺European Union | | | Authorised | Mylan Pharmaceuticals Limited |
| Efavirenz Teva 600 mg, filmomhulde tablet | 🇳🇱Netherlands | | Filmomhulde tablet | Authorised | Teva B.V. |
| Efavirenz/Emtricitabine/Tenofovir disoproxil ZentivaCombination | 🇪🇺European Union | | | Authorised | Zentiva k.s. |
| Efavirenz Teva 600 mg comprimidos recubiertos con pelicula EFG | 🇪🇸Spain | 600,0 mg | comprimido recubierto con película | Marketed | Teva B.V. |
| Efavirenz Accord 600 mg filmomhulde tabletten | 🇳🇱Netherlands | | Filmomhulde tablet | Authorised | Accord Healthcare B.V. |
| Efavirenz Sandoz 600 mg, filmomhulde tabletten | 🇳🇱Netherlands | | Filmomhulde tablet | Authorised | Sandoz B.V. |
| Efavirenz Viatris 600 mg, filmomhulde tabletten | 🇳🇱Netherlands | | Filmomhulde tablet | Authorised | Viatris Limited |
| Efavirenz Aurovitas 600 MG Comprimidos Recubiertos con Pelicula Efg | 🇪🇸Spain | 600 mg | comprimido recubierto con película | Marketed | Aurovitas Spain, S.A.U. |
| Efavirenz/Emtricitabina/Tenofovir Disoproxil KrkaCombination | 🇮🇹Italy | | Compressa rivestita con film | Authorised | Krka D.D. Novo Mesto |
| Efavirenz Aurobindo 600 mg, filmomhulde tabletten | 🇳🇱Netherlands | | Filmomhulde tablet | Authorised | Aurobindo Pharma B.V. |
| Efavirenz; Emtricitabine and Tenofovir Disoproxil FumarateCombination | 🇺🇸United States | 300MG, 600MG, 600MG; 200MG; 300MG | tablet | Marketed | Chartwell RX |
| Efavirenz/Emtricitabina/Tenofovir Disoproxilo Teva 600 MG/200 MG/245 MG Comprimidos Recubiertos con Pelicula EfgCombination | 🇪🇸Spain | 600 mg + 200 mg + 291,22 mg | comprimido recubierto con película | Marketed | Teva Gmbh |