diff --git a/src/entity/pharmacy/item_master.ts b/src/entity/pharmacy/item_master.ts
index 5adbdaa..e7e8e7f 100644
--- a/src/entity/pharmacy/item_master.ts
+++ b/src/entity/pharmacy/item_master.ts
@@ -100,6 +100,12 @@ export class ItemMaster {
 	})
 	strength?: number;
 
+	@Column({
+		type: "text",
+		nullable: true,
+	})
+	active_ingredient?: string;
+
 	@Column({
 		type: "boolean",
 		default: true,