| Name | Description | Type | Additional information | 
|---|---|---|---|
| Disallowed | 
                         In Post, can only be entered as True if a product is specified and if a reason is also provided. In Get, shows whether a substitution product is allowed or not. Not relevant for medications or partial data products.  | 
                    boolean | 
                             None.  | 
                
| Reason | 
                         Specifies the reason why product substitution is disallowed. Only filled if the disallowed field is true. The disallow substitution reason must match a MetaVision reason. Not relevant for medications or partial data products.  | 
                    string | 
                             None.  |