Telekast F Tablet is used to treat allergic symptoms like sneezing, runny nose, congestion, stuffy nose or watery eyes. It contains Montelukast and Fexofenadine, which work by blocking the action of histamine, a substance responsible for causing allergic reactions. Telekast F Tablet is a combination of montelukast and fexofenadine, used to treat allergic conditions and asthma. Learn about its dosage, interactions, substitutes, and FAQs on Lybrate. Telekast F Tablet is a combination medication specially designed to address allergic symptoms such as sneezing, runny nose, congestion, stuffy nose, or watery eyes. It is an effective anti-allergic medicine that provides relief from allergy symptoms. TELEKAST - F TABLET is a combination of Montelukast and Fexofenadine used to treat allergic rhinitis symptoms. It can cause drowsiness, dizziness, rash, etc. and should be avoided in pregnancy and children below 12 years.