 [ Symptoms ] my finger was infected with chicken excrement fingernail is falling off afraid finger will too [ Disease ] it is very important for the wound to heal first if you can not get a short period off work then you need to stay on the antibiotics and keep the wound dry and clean… bivatracin spay is an antibiotic to help wound dryness and clean you may need to cover the wound by gauze and cotton during work to avoid further infection …it is ok to lose a finger nail as your body will produce a new one after the infection subsides by time