Welcome to HCM This is Dr Amit. Let me help you in this case Honey protects against damage caused by bacteria. Some honey also stimulates production of special cells that can repair tissue damaged by infection. In addition, honey has an anti-inflammatory action that can quickly reduce pain and inflammation once it is applied. Hydrogen peroxide is a component of honey. It gives most honey its antibiotic quality. But some types of honey, including manuka honey, also have other components with antibacterial qualities. Another antibacterial component in manuka honey is methylglyoxal (MG). There are very few studies conducted so far showing the efficacy of mauka honey in cystic fibrosis. I will advice you to take advice from your treating doctor regarding it and use it considering RISK BENEFIT RATIO Regards