Keep your pigeons bacterial and fungal-free in a natural way. ROPA-B Liquid 10% (the only original) is a supplementary feed for pigeons. This product is made from oregano oil extracted from the oregano plant. ROPA-B Liquid 10% is an organic product that has no side effects. ROPA-B was tested by TNO and its effectiveness has been proven over and over again. Effect Resistance of bacteria to Ropa-B is not possible. Ropa-B supports and maintains health and recovery before, during and after flight. Also during breeding, moulting, winter season and for regulation of a normal intestinal flora. Ropa-B is a high-energy supplement based on the natural essential oils of the oregano plant. Ropa-B Liquid is an soluble Liquid that must be given in the drinking of the pigeons and may be given throughout the whole year. Dosage Preventive: ROPA-B Liquid can be used safely throughout the year at 1.5 mls per litre of drinking water. We recommend using it 3 times per week for prevention and daily when pigeons experience stressful situations i.e. transport prior to and recovery post racing. Recovery from bacterial or fungal challenge: 3 mls per litre of water feed for 7 days. Composition Ropa-B Liquid comprises 10% oregano oil, a carrier and water.