To get ketofen into solution, for every 2.5mg ketofen, add 1mg bicarbonate (preferably potassium but sodium works too). Heat to ~55-65 degrees C during mixing. | To get ketofen into solution, for every 2.5mg ketofen, add 1mg bicarbonate (preferably potassium but sodium works too). Heat to ~55-65 degrees C during mixing. |