| (subclass Antihistamine BiologicallyActiveSubstance) | Mid-level-ontology.kif 9812-9812 | 子類 Antihistamine and BiologicallyActiveSubstance |
| (subclass Zyrtec Antihistamine) | Medicine.kif 2985-2985 | 子類 Zyrtec and Antihistamine |
| (subclass Loratadine Antihistamine) | Medicine.kif 3686-3686 | 子類 Loratadine and Antihistamine |
| (subclass Cetirizine Antihistamine) | Medicine.kif 4274-4274 | 子類 Cetirizine and Antihistamine |
| (subclass Fexofenadine Antihistamine) | Medicine.kif 4511-4511 | 子類 Fexofenadine and Antihistamine |
| (subclass Levocetirizine Antihistamine) | Medicine.kif 5244-5244 | 子類 Levocetirizine and Antihistamine |
| (subclass Chlorpheniramine Antihistamine) | Medicine.kif 5624-5624 | 子類 Chlorpheniramine and Antihistamine |
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