| TRADE | COUNTRY |
| Ecuador | |
| Antimic | Thailand |
| Curazid Forte | Philippines |
| Dianicotyl | Greece |
| Diazid | Japan |
| Europlex | Philippines |
| Hidrazida | Portugal |
| Hydra | Japan |
| Hydrazide | Japan |
| Hydrazin | Taiwan |
| Iscotin | Japan |
| Iscotin | Taiwan |
| Isokin | India |
| Isonex | India |
| Isonex | Indonesia |
| Isoniac | Argentina |
| Isoniazid Atlantic | Hong Kong |
| Isonicid | Hungary |
| Isotamine | Canada |
| Isozid | Germany |
| Medic Aid Isoniazid | Philippines |
| Nicetal | Ecuador |
| Nicotibine | Belgium |
| Nicozid | Italy |
| Nidrazid | Czech Republic |
| PMS Isoniazid | Canada |
| Rimicid | Bulgaria |
| Rimifon | France |
| Rimifon | Spain |
| Rimifon | Switzerland |
| Tibinide | Sweden |
| Tubilysin | Finland |
| Valifol | Mexico |
| Yuhan-Zid | Korea |