BTNO SYRUP.BTNO Syrup is a herbal and or pharmaceutical formulation commonly used to relieve cough and respiratory discomfort. It works by soothing the throat, reducing irritation, and helping clear mucus from the respiratory tract. (Note: The exact composition of BTNO Syrup may vary by manufacturer; if you have the active ingredients, I can provide a more precise description.) Uses Relieves dry and productive cough. Soothes throat irritation and soreness. Helps