What is the fine-grained topic of the following text: Aquestive Therapeutics announced that the Food and Drug Administration (FDA) has granted tentative approval for Sympazan (clobazam) oral film as adjunctive treatment of seizures associated with Lennox-Gastaut Syndrome (LGS) in patients aged ≥2 years. Only return the topic.
FDA's tentative approval of Aquestive Therapeutics' Sympazan for treatment of seizures in LGS patients