Phthalazinone derivative (substance)
| Code | 373210007 |
|---|---|
| Semantic tag | substance |
| Module | international |
| Definition | primitive |
| Effective time | 20020731 |
410942007Drug or medicament
substance
372806008Histamine receptor antagonist
substance
108646003Azelastine hydrochloride
substance
372520005Azelastine ingredient
substance