diff --git a/backend/env.json b/backend/env.json
index fb00048..327b4c4 100644
--- a/backend/env.json
+++ b/backend/env.json
@@ -38,11 +38,10 @@
     "default": "admin"
   },
 
-  "REMS_ADMIN_BASE": {
+  "REMS_ADMIN_FHIR_URL": {
     "type": "string",
-    "default": "http://localhost:8090"
+    "default": "http://localhost:8090/4_0_0"
   },
-
   "HTTPS_KEY_PATH": {
     "type": "string",
     "default": "server.key"
diff --git a/backend/src/database/schemas/doctorOrderSchemas.js b/backend/src/database/schemas/doctorOrderSchemas.js
index 1c00b25..e95ff52 100644
--- a/backend/src/database/schemas/doctorOrderSchemas.js
+++ b/backend/src/database/schemas/doctorOrderSchemas.js
@@ -19,17 +19,23 @@ export const orderSchema = new mongoose.Schema({
   rxDate: String,
   drugPrice: Number,
   drugNdcCode: String,
+  drugRxnormCode: String,
   quantities: String,
   total: Number,
   pickupDate: String,
   dispenseStatus: String,
   metRequirements: [
     {
-      stakeholderId: String,
-      completed: Boolean,
-      metRequirementId: String,
-      requirementName: String,
-      requirementDescription: String
+      name: String,
+      resource: {
+        status: String,
+        moduleUri: String,
+        resourceType: String,
+        note: [{ text: String }],
+        subject: {
+          reference: String
+        }
+      }
     }
   ]
 });
diff --git a/backend/src/routes/doctorOrders.js b/backend/src/routes/doctorOrders.js
index da3d422..5dbc80e 100644
--- a/backend/src/routes/doctorOrders.js
+++ b/backend/src/routes/doctorOrders.js
@@ -75,24 +75,65 @@ router.patch('/api/updateRx/:id', async (req, res) => {
     const dontUpdateStatusBool = req.query.dontUpdateStatus;
     // Finding by id
     const order = await doctorOrder.findById(req.params.id).exec();
-    console.log('Found doctor order by id!');
+    console.log('Found doctor order by id! --- ', order);
+
+    const body = {
+      resourceType: 'Parameters',
+      parameter: [
+        {
+          name: 'patient',
+          resource: {
+            resourceType: 'Patient',
+            id: order.prescriberOrderNumber,
+            name: [
+              {
+                family: order.patientLastName,
+                given: order.patientName.split(' '),
+                use: 'official'
+              }
+            ],
+            birthDate: order.patientDOB
+          }
+        },
+        {
+          name: 'medication',
+          resource: {
+            resourceType: 'Medication',
+            id: order.prescriberOrderNumber,
+            code: {
+              coding: [
+                {
+                  system: 'http://www.nlm.nih.gov/research/umls/rxnorm',
+                  code: order.drugRxnormCode,
+                  display: order.drugNames
+                }
+              ]
+            }
+          }
+        }
+      ]
+    };
 
     // Reaching out to REMS Admin finding by pt name and drug name
-    // '/etasu/met/patient/:patientFirstName/:patientLastName/:patientDOB/drug/:drugName',
-
-    const remsBase = env.REMS_ADMIN_BASE;
-    const url =
-      remsBase +
-      '/etasu/met/patient/' +
-      order.patientFirstName +
-      '/' +
-      order.patientLastName +
-      '/' +
-      order.patientDOB +
-      '/drug/' +
-      order.simpleDrugName;
-    const response = await axios.get(url);
+    const remsBase = env.REMS_ADMIN_FHIR_URL;
+
+    const newUrl = remsBase + '/GuidanceResponse/$rems-etasu';
+
+    const response = await axios.post(newUrl, body, {
+      headers: {
+        'content-type': 'application/json'
+      }
+    });
     console.log('Retrieved order');
+    const responseResource = response.data.parameter[0].resource;
+    const params = [];
+    if (responseResource.contained && responseResource.contained[0]) {
+      for (const param of responseResource.contained[0]['parameter']) {
+        params.push(param);
+      }
+    }
+
+    const status = responseResource.status === 'success' ? 'Approved' : 'Pending';
 
     // Saving and updating
     const newOrder = await doctorOrder.findOneAndUpdate(
@@ -101,8 +142,8 @@ router.patch('/api/updateRx/:id', async (req, res) => {
         dispenseStatus:
           dontUpdateStatusBool || order.dispenseStatus === 'Picked Up'
             ? order.dispenseStatus
-            : response.data.status,
-        metRequirements: response.data.metRequirements
+            : status,
+        metRequirements: params
       },
       {
         new: true
@@ -233,6 +274,7 @@ function parseNCPDPScript(newRx) {
     drugNames: newRx.Message.Body.NewRx.MedicationPrescribed.DrugDescription,
     simpleDrugName: newRx.Message.Body.NewRx.MedicationPrescribed.DrugDescription.split(' ')[0],
     drugNdcCode: newRx.Message.Body.NewRx.MedicationPrescribed.DrugCoded.ProductCode.Code,
+    drugRxnormCode: newRx.Message.Body.NewRx.MedicationPrescribed.DrugCoded.DrugDBCode.Code,
     rxDate: newRx.Message.Body.NewRx.MedicationPrescribed.WrittenDate.Date,
     drugPrice: 200, // Add later?
     quantities: newRx.Message.Body.NewRx.MedicationPrescribed.Quantity.Value,
diff --git a/frontend/src/views/DoctorOrders/OrderCard/EtasuPopUp/EtasuPopUp.tsx b/frontend/src/views/DoctorOrders/OrderCard/EtasuPopUp/EtasuPopUp.tsx
index 916e239..0ea16eb 100644
--- a/frontend/src/views/DoctorOrders/OrderCard/EtasuPopUp/EtasuPopUp.tsx
+++ b/frontend/src/views/DoctorOrders/OrderCard/EtasuPopUp/EtasuPopUp.tsx
@@ -12,12 +12,16 @@ import * as React from 'react';
 import { useState } from 'react';
 
 type MetRequirements = {
-  stakeholderId: string;
-  completed: boolean;
-  metRequirementId: string;
-  requirementName: string;
-  requirementDescription: string;
-  _id: string;
+  name: string;
+  resource: {
+    status: string;
+    moduleUri: string;
+    resourceType: string;
+    note: [{ text: string }];
+    subject: {
+      reference: string;
+    };
+  };
 };
 
 interface DoctorOrder {
@@ -30,6 +34,7 @@ interface DoctorOrder {
   doctorEmail?: string;
   drugNames?: string;
   drugPrice?: number;
+  drugRxnormCode: number;
   quanitities?: string;
   total?: number;
   pickupDate?: string;
@@ -88,16 +93,18 @@ const EtasuPopUp = (props: any) => {
               {doctorOrder?.metRequirements
                 .sort((first: MetRequirements, second: MetRequirements) => {
                   // Keep the other forms unsorted.
-                  if (second.requirementName.includes('Patient Status Update')) {
+                  if (second.name.includes('Patient Status Update')) {
                     // Sort the Patient Status Update forms in descending order of timestamp.
-                    return second.requirementName.localeCompare(first.requirementName);
+                    return second.name.localeCompare(first.name);
                   }
                   return 0;
                 })
                 .map(etasuElement => (
-                  <Box key={etasuElement._id}>
-                    <Typography component="div">{etasuElement.requirementName}</Typography>
-                    <Typography component="div">{etasuElement.completed ? '✅' : '❌'}</Typography>
+                  <Box key={etasuElement.name}>
+                    <Typography component="div">{etasuElement.name}</Typography>
+                    <Typography component="div">
+                      {etasuElement.resource.status === 'success' ? '✅' : '❌'}
+                    </Typography>
                   </Box>
                 ))}
             </Box>
diff --git a/frontend/src/views/DoctorOrders/OrderCard/OrderCard.tsx b/frontend/src/views/DoctorOrders/OrderCard/OrderCard.tsx
index 5984b44..9dda3b0 100644
--- a/frontend/src/views/DoctorOrders/OrderCard/OrderCard.tsx
+++ b/frontend/src/views/DoctorOrders/OrderCard/OrderCard.tsx
@@ -35,11 +35,16 @@ interface DoctorOrder {
   pickupDate?: string;
   dispenseStatus?: string;
   metRequirements: {
-    stakeholderId: string;
-    completed: boolean;
-    metRequirementId: string;
-    requirementName: string;
-    requirementDescription: string;
+    name: string;
+    resource: {
+      status: string;
+      moduleUri: string;
+      resourceType: string;
+      note: [{ text: string }];
+      subject: {
+        reference: string;
+      };
+    };
   }[];
 }