Not in at the moment http://www.diabeticcareassociates.com/adcirca-pictures.pdf adcirca dosing The study concluded that milk from the milk banks was cleaner, though not free of contamination. Of the samples taken from the milk banks, only 25 percent had staph and 20 percent had strep. None of the milk banks' samples contained salmonella and 25 percent contained no bacteria. The downside to milk banks is they are considerably more expensive than the milk sharing websites, charging around $6 an ounce.