| Nitrous Oxide | 🇨🇦Canada | 98 % | Gas | Cancelled | Matheson Gas Products Canada INC. |
| Nitrous Oxide 100% | 🇨🇦Canada | 100 % | Gas | Marketed | Air Liquide Canada INC. |
| Nitrous Oxide USP | 🇨🇦Canada | 99 % | Gas | Marketed | Linde Canada INC. |
| Nitrous Oxide U.S.P. | 🇨🇦Canada | 99 % | Gas | Marketed | Messer Canada INC. |
| Nitrous Oxide "LINDE LIENHWA CHUNG-KANG" | 🇹🇼Taiwan | | 液態氣體 | Authorised | 聯華林德氣體工業股份有限公司中港分公司 |
| Nitrous Oxide 99% | 🇨🇦Canada | 99 % | Gas | Cancelled | Air Products Canada LTD/Ltée. |
| Nitrous Oxide "Ohio" | 🇹🇼Taiwan | | 液態氣體 | Cancelled | 三共貿易有限公司 |
| Nitrous Oxide USP | 🇨🇦Canada | 99 % | Gas | Cancelled | Liquid Carbonic INC. |
| Nitrous Oxide "Boclh" | 🇹🇼Taiwan | | 液態氣體 | Cancelled | 聯華氣體工業股份有限公司 |
| Nitrous Oxide "L.H.C.C." | 🇹🇼Taiwan | | 液態氣體 | Cancelled | 聯國醫療氣體股份有限公司 |
| Nitrous Oxide, USP | 🇺🇸United States | | gas | Marketed | Matheson Tri-Gas INC |
| Nitrous Oxide in OxygenCombination | 🇨🇦Canada | 50 % + 50 % | Gas | Cancelled | Matheson Gas Products Canada INC. |
| Nitrous Oxide "Puritan-Bennett" | 🇹🇼Taiwan | | 液態氣體 | Cancelled | 南榮貿易股份有限公司 |
| AlumizenCombination | 🇺🇸United States | | | Status unknown | |
| NinoxanCombination | 🇮🇹Italy | | Gas per inalazione | Authorised | Nippon Sanso Pharma S.R.L. |
| Azoto Protossido Air Liquide Sanita' | 🇮🇹Italy | | Gas per inalazione | Authorised | Air Liquide Sante (International) |
| Distikstofoxide Westfalen 100% v/v vloeibaar gemaakt gas | 🇳🇱Netherlands | | Medicinaal gas, vloeibaar gemaakt | Authorised | Westfalen AG & Co. KG |
| Distikstofoxide medicinaal SOL, medicinaal gas, vloeibaar gemaakt 100% v/v | 🇳🇱Netherlands | | Medicinaal gas, vloeibaar gemaakt | Authorised | SOL SpA |
| Distikstofoxide medicinaal Air Liquide, medicinaal gas, vloeibaar gemaakt 100% v/v | 🇳🇱Netherlands | | Medicinaal gas, vloeibaar gemaakt | Authorised | Air Liquide Santé International |
| Distikstofoxide medicinaal AIR PRODUCTS, 100% v/v, medicinaal gas, vloeibaar gemaakt | 🇳🇱Netherlands | | Medicinaal gas, vloeibaar gemaakt | Authorised | Air Products Nederland B.V. |
| Noxap | 🇮🇹Italy | | Gas per inalazione | Authorised | Sociedad Espanola de Carburos Metalicos, S.A. |
| Azoto Protossido Nippon Sanso | 🇮🇹Italy | | Gas per inalazione | Authorised | Nippon Sanso Pharma S.R.L. |
| Niontix, medicinaal gas, vloeibaar gemaakt, 100% v/v | 🇳🇱Netherlands | | Medicinaal gas, vloeibaar gemaakt | Authorised | Linde Gas Therapeutics Benelux B.V. |
| Azoto Protossido Linde Medicale | 🇮🇹Italy | | Gas per inalazione | Authorised | Linde Medicale SRL |
| Actynox, 50%/50% v/v, medicinaal gas, samengeperstCombination | 🇳🇱Netherlands | | Medicinaal gas, samengeperst | Authorised | Air Products Nederland B.V. |
