| Ampicillin for Injection, USP | 🇨🇦Canada | 1 G / VIAL | Powder For Solution | Marketed | Fresenius Kabi Canada LTD |
| Ampicillin for Injection, USP | 🇨🇦Canada | 250 MG / VIAL | Powder For Solution | Marketed | Fresenius Kabi Canada LTD |
| Ampicillin for Injection, USP | 🇨🇦Canada | 2 G / VIAL | Powder For Solution | Marketed | Fresenius Kabi Canada LTD |
| Ampicillin for Injection, USP | 🇨🇦Canada | 500 MG / VIAL | Powder For Solution | Marketed | Fresenius Kabi Canada LTD |
| Ampicillin for Injection, USP | 🇨🇦Canada | 500 MG / VIAL | Powder For Solution | Authorised | Sterimax INC |
| Ampicillin for Injection, USP | 🇨🇦Canada | 1 G / VIAL | Powder For Solution | Authorised | Sterimax INC |
| Ampicillin for Injection, USP | 🇨🇦Canada | 10 G / VIAL | Powder For Solution | Authorised | Sterimax INC |
| Ampicillin for Injection, USP | 🇨🇦Canada | 250 MG / VIAL | Powder For Solution | Authorised | Sterimax INC |
| Ampicillin for Injection, USP | 🇨🇦Canada | 2 G / VIAL | Powder For Solution | Authorised | Sterimax INC |
| Ampicillin Sodium for Injection BP | 🇨🇦Canada | 1 G / VIAL | Powder For Solution | Marketed | Auro Pharma INC |
| Ampicillin Sodium for Injection BP | 🇨🇦Canada | 500 MG / VIAL | Powder For Solution | Marketed | Eugia Pharma INC. |
| Ampicillin Sodium for Injection BP | 🇨🇦Canada | 250 MG / VIAL | Powder For Solution | Marketed | Auro Pharma INC |
| Ampicillin Sodium for Injection BP | 🇨🇦Canada | 500 MG / VIAL | Powder For Solution | Marketed | Auro Pharma INC |
| Ampicillin Sodium for Injection BP | 🇨🇦Canada | 1 G / VIAL | Powder For Solution | Marketed | Eugia Pharma INC. |
| Ampicillin Sodium for Injection BP | 🇨🇦Canada | 2 G / VIAL | Powder For Solution | Marketed | Eugia Pharma INC. |
| Ampicillin Sodium for Injection BP | 🇨🇦Canada | 2 G / VIAL | Powder For Solution | Marketed | Auro Pharma INC |
| Ampicillin Sodium for Injection, USP | 🇨🇦Canada | 500 MG / VIAL | Powder For Solution | Marketed | Teva Canada Limited |
| Ampicillin Sodium for Injection, USP | 🇨🇦Canada | 250 MG / VIAL | Powder For Solution | Marketed | Teva Canada Limited |
| Ampicillin Sodium for Injection, USP | 🇨🇦Canada | 1 G / VIAL | Powder For Solution | Marketed | Teva Canada Limited |
| Ampicillin Sodium for Injection, USP | 🇨🇦Canada | 2 G / VIAL | Powder For Solution | Marketed | Teva Canada Limited |
| Ampicillin Sodium for Injection BP | 🇨🇦Canada | 250 MG / VIAL | Powder For Solution | Authorised | Eugia Pharma INC. |
| Teva-Ampicillin | 🇨🇦Canada | 500 MG | Capsule | Marketed | Teva Canada Limited |
| Teva-Ampicillin | 🇨🇦Canada | 250 MG | Capsule | Marketed | Teva Canada Limited |
| Ampicillin for Injection | 🇨🇦Canada | 125 MG / VIAL | Powder For Solution | Cancelled | Fresenius Kabi Canada LTD |
| Ampicillin Sodium for Injection, BP | 🇨🇦Canada | 2000 MG / VIAL | Powder For Solution | Cancelled | Mylan Pharmaceuticals Ulc |