La. R.S. 9:2232

If irreparable injury, loss, or damage will otherwise result, the injunctive relief authorized by Articles 3601 through 3613 of the Code of Civil Procedure may be granted to a beneficiary as against a trustee or a settlor or both, to a trustee against a beneficiary or a settlor or both, or to a settlor against a beneficiary or a trustee or both.