| (subclass Antihistamine BiologicallyActiveSubstance) | Mid-level-ontology.kif 9813-9813 | Antihistamine 是 生物活性物质 的 subclass |
| (subclass Zyrtec Antihistamine) | Medicine.kif 2985-2985 | Zyrtec 是 Antihistamine 的 subclass |
| (subclass Loratadine Antihistamine) | Medicine.kif 3686-3686 | Loratadine 是 Antihistamine 的 subclass |
| (subclass Cetirizine Antihistamine) | Medicine.kif 4274-4274 | Cetirizine 是 Antihistamine 的 subclass |
| (subclass Fexofenadine Antihistamine) | Medicine.kif 4511-4511 | Fexofenadine 是 Antihistamine 的 subclass |
| (subclass Levocetirizine Antihistamine) | Medicine.kif 5244-5244 | Levocetirizine 是 Antihistamine 的 subclass |
| (subclass Chlorpheniramine Antihistamine) | Medicine.kif 5624-5624 | Chlorpheniramine 是 Antihistamine 的 subclass |
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