Both the sales and purchase section have credit notes, which can be used for returning the purchased items. For sales credit notes, it is usually returned by the patient to the pharmacy. While as, for purchase credit note, pharmacy is the one returning items to vendors.
In both cases, select the “credit note” section.
Provide all the required details.( as shown in the picture)
Then like the previous steps click on validate and register payment to complete the payment process.