Duplicated Drop-Down Options

The default drop-down value is populated by a value already selected using Recordset.

The problem is on the Edit page, the user should have the ability to change the drop-down value, but because the default value is one that has previosuly been selected, it appears twice in the list.

Because I already have an "If, Else" statement to disable some fields, it is causing confusion when I try to enter further If/Else statements to narrow down the drop-down list. Code: