| TRADE | COUNTRY |
| Allermin | Japan |
| Benadryl N | Bulgaria |
| Benadryl N | Czech Republic |
| Benocten | Switzerland |
| Broncho D | Israel |
| Cathejell | Israel |
| Dibrondrin | Austria |
| Difenhydramin | Denmark |
| Dimiril | India |
| Dormutil | Germany |
| Histergan | Israel |
| Histergan | Puerto Rico |
| Histergan | South Africa |
| Nytol | Canada |
| Nytol | South Africa |
| Nytol Quickgels | Mexico |
| ratioAllerg | Germany |
| Resmin | Japan |
| Tzoali | Mexico |
| Unisom Sleepgels | Hong Kong |
| Vena | Japan |
| Venasmin | Japan |