This formula is energetically a little different than F-CI#1 to help your immune system relieve symptoms of Valley fever. See the description for Monastery of Herbs F-CI#1 for more details about this fungal infection. Again the many herbal ingredients are on the label of the bottle and listed on the supplemental information sheet included with each Monastery of Herbs set. This blend will last 18 days if taken as recommended for a person of normal adult wight. If you ned additional information on the dosage of this product after you purchase it, you can call Paramount Herbs or just read the small print included with every Monastery Set.