diff --git a/core/tm/farmacia.routes.ts b/core/tm/farmacia.routes.ts
index b770a4f45..c7110c30c 100644
--- a/core/tm/farmacia.routes.ts
+++ b/core/tm/farmacia.routes.ts
@@ -3,6 +3,7 @@ import { Farmacia, IFarmaciaDoc } from './schemas/farmacia';
 import { EventCore } from '@andes/event-bus/';
 import { Auth } from '../../auth/auth.class';
 
+
 class FarmaciasResourse extends ResourceBase<IFarmaciaDoc> {
     Model = Farmacia;
     resourceName = 'farmacias';
diff --git a/core/tm/schemas/farmacia.ts b/core/tm/schemas/farmacia.ts
index 066bd77b3..0e7e82148 100644
--- a/core/tm/schemas/farmacia.ts
+++ b/core/tm/schemas/farmacia.ts
@@ -1,12 +1,17 @@
 import * as mongoose from 'mongoose';
+import { CustomError } from '@andes/core';
 import * as direccionSchema from './direccion';
 import { IFarmacia } from '../interfaces/IFarmacia';
 import { AndesDocWithAudit } from '@andes/mongoose-plugin-audit';
 
+
 const FarmaciaSchema = new mongoose.Schema({
     denominacion: String,
     razonSocial: String,
-    cuit: String,
+    cuit: {
+        type: String,
+        maxlength: 11
+    },
     DTResponsable: String,
     matriculaDTResponsable: String,
     disposicionAltaDT: String,
@@ -38,5 +43,17 @@ const FarmaciaSchema = new mongoose.Schema({
     }]
 });
 
+FarmaciaSchema.pre('save', function (this: any, next) {
+    if (this.cuit) {
+        const cuit = this.cuit.replace(/\D/g, '');
+        if (!cuit || cuit.length >= 11) {
+            return next(new CustomError('CUIT inválido. Debe tener 11 dígitos numéricos con dígito verificador correcto.', 400));
+        }
+        this.cuit = cuit;
+    }
+    next();
+});
+
+
 export type IFarmaciaDoc = AndesDocWithAudit<IFarmacia>;
 export const Farmacia = mongoose.model<IFarmaciaDoc>('farmacias', FarmaciaSchema, 'farmacias');