Fast Relief From Allergy & Sinus New Formula Fast Allergy & Sinus Relief Relieves Allergy & Sinus Symptoms Clears Congestion in Seconds Non-Habit Forming Doctor Recommended Clinically Proven Effectiveness Sinol-M is a Homeopathic Drug Uses: Fast Relief of congestion, allergy, sinus and headache symptoms. Hayfever-indoor/outdoor allergies-upper respiratory allergies. Drains sinuses naturally and keeps them clean.