| Theophylline Elx | 🇨🇦Canada | 80 MG / 15 ML | Elixir | Vervallen | Technilab Pharma INC. |
| Theophylline Elixir | 🇨🇦Canada | 80 MG / 15 ML | Elixir | Vervallen | Pro Doc Limitee |
| Theophylline Elixir | 🇨🇦Canada | 80 MG / 15 ML | Elixir | Vervallen | Therapex Division de E-Z-Em Canada INC |
| Elixir de Theophylline | 🇨🇦Canada | 80 MG / 15 ML | Elixir | In de handel | Laboratoire Atlas INC |
| Theophylline 80MG/15ML | 🇨🇦Canada | 80 MG / 15 ML | Liquid | Vervallen | Desbergers Ltée, Division of Technilab INC. |
| Theophylline SRT 300MG | 🇨🇦Canada | 300 MG / TAB | Tablet (Extended-Release) | Vervallen | Forest Labs INC |
| Theophylline Rougier ElixirCombinatie | 🇨🇦Canada | 3 ML / 15 ML + 80 MG / 15 ML | Elixir | Vervallen | Rougier Pharma Division of Ratiopharm INC |
| Theophylline 4MG and 5% Dextrose InjCombinatie | 🇨🇦Canada | 50 MG / ML + 4 MG / ML | Solution | Vervallen | Baxter Corporation |
| Theophylline 0.8MG and 5% Dextrose InjCombinatie | 🇨🇦Canada | 50 MG / ML + .8 MG / ML | Solution | Vervallen | Baxter Corporation |
| Theophylline 0.8MG/ML in 5% Dextrose InjCombinatie | 🇨🇦Canada | 5.0 % / ML + 0.8 MG / ML | Solution | Vervallen | Hospira Healthcare Ulc |
| Theophylline 1.6MG and 5% Dextrose InjCombinatie | 🇨🇦Canada | 50 MG / ML + 1.6 MG / ML | Solution | Vervallen | Baxter Corporation |
| Theophylline Sustained Release Tab 100MG | 🇨🇦Canada | 100 MG / TAB | Tablet (Extended-Release) | Vervallen | Forest Labs INC |
| Theophylline Sustained Release Tab 200MG | 🇨🇦Canada | 200 MG / TAB | Tablet (Extended-Release) | Vervallen | Forest Labs INC |
| Teva-Theophylline SR | 🇨🇦Canada | 100 MG | Tablet (Extended-Release) | Vervallen | Teva Canada Limited |
| Teva-Theophylline SR | 🇨🇦Canada | 300 MG | Tablet (Extended-Release) | Vervallen | Teva Canada Limited |
| Teva-Theophylline SR | 🇨🇦Canada | 200 MG | Tablet (Extended-Release) | Vervallen | Teva Canada Limited |
| PMS-Theophylline Elixir | 🇨🇦Canada | 80 MG / 15 ML | Elixir | Vervallen | Pharmascience INC |
| Theo ER | 🇨🇦Canada | 600 MG | Tablet (Extended-Release) | In de handel | Aa Pharma INC |
| Theo ER | 🇨🇦Canada | 400 MG | Tablet (Extended-Release) | In de handel | Aa Pharma INC |
| Aa-Theo LA | 🇨🇦Canada | 100 MG | Tablet (Extended-Release) | In de handel | Aa Pharma INC |
| Aa-Theo LA | 🇨🇦Canada | 300 MG | Tablet (Extended-Release) | In de handel | Aa Pharma INC |
| Aa-Theo LA | 🇨🇦Canada | 200 MG | Tablet (Extended-Release) | In de handel | Aa Pharma INC |
| Pulmophylline Elx | 🇨🇦Canada | 80 MG / 15 ML | Elixir | Niet in de handel | Laboratoire Riva INC. |
| Apo-Theo ER | 🇨🇦Canada | 400 MG | Tablet (Extended-Release) | Toegelaten | Apotex INC |
| Apo-Theo ER | 🇨🇦Canada | 600 MG | Tablet (Extended-Release) | Toegelaten | Apotex INC |
