Difficulty speaking and limited tongue movement are serious symptoms that require immediate emergency medical attention. These can be warning signs of an acute stroke, a transient ischemic attack (TIA), or another severe neurological condition. Please do not attempt to self-medicate. Call emergency services or go to the nearest emergency room immediately. Time is critical, and early medical intervention is vital to prevent permanent damage. A physician must urgently evaluate you with neurological exams and imaging to determine the exact cause before any safe treatment or medication can be prescribed.