Allergies can often be resolved by changing the litter and bedding used. III contains a blend of herbs which may help. If you suspect a foreign body, irrigate the eye with a sachet of saline irrigation solution available from chemists or drug stores to allow the object to float to the surface. Wet your finger and sprinkle it with a little pepper or cinnamon then hold it under the rabbit or guinea pig's nose to make it sneeze the object out sometimes works. Don't get the powder on its nose though as it is an irritant to the delicate mucus membranes.
Some grass seeds have small barbs or hooks which make removal difficult.
If in any doubt get your vet to check it out. Colloidal Silver is a valuable first aid treatment for sore or infected eyes. Spray into the eye several times a day. If low grade pasteurella is suspected as the cause of runny eye in rabbits try dosing with the homoeopathic nosode for pasteurella multocida in calves. Skin Problems Common causes of skin problems include dietary deficiencies, burrowing mite and fungal infestations.