Where a court having general Jurisdiction and having acquired Jurisdiction of the subject-matter has Issued an Injunction, a court of concurrent Jurisdiction will usually refuse to interfere by issuance of a second Injunction. There is no established rule of exclusion which would deprive a court of jurisdiction to issue an injunction because of the issuance of an injunction between the same parties appertaining to the same subject matter but there is what may properly be termed a Judicial comity on the subject.
[See the full post at: No court passes any Interim order which would be contrary to or inconsistent with another interim order which has been passed by a court of competent jurisdiction]