guys what are yous on about the post was does flagyl tabs mixed in water work my self and other guys who have used it for years have said it works fine and how we use it flagyl is for bladder infections in humans how do iknow this ive taken it to boots pharmacy and asked what it was for and you can get here but you need a note from a doctor allso do not put vinegar in drinkers with any pigeon med as it will kill the med stone dead vinegar is acetic acid if your useing flagyl liquid mix two teaspoons in to a two liter milk carton give it a shake empty your drinker feed your birds then fill drinker while the birds are thirsty job done