For a swollen tongue caused by allergies , antihistamines can help. Avoid the offending food or drug. Diagnostic tests will be determined by other symptoms. Blood tests may be used to confirm specific disorders, particularly systemic causes of tongue disorders. Biopsy of tongue lesions may be required in some cases.
Treatment depends on the cause of the tongue problem.
Therapy may be needed to improve speech and swallowing ability. Surgical division of the frenulum will release the tongue and relieve the problem. Glossitis and geographic tongue are treated by treating the cause of irritation or inflammation. Medications prescribed may include corticosteroids to reduce inflammation, and antibiotics or antifungal medications. Other treatments may include treatment for anemia and other disorders, and removal of the source of irritation.