Contact a veterinarian at the first sign of this problem. Contact your veterinarian immediately. If indoors, air conditioning during the heat of summer provides the best prevention. Signs of heat stroke include panting, slobbering, weakness, reluctance to move, convulsions, and death. Heat stressed guinea pigs should be misted with cool water, bathed in cool water, or have rubbing alcohol applied to the foot pads.
Guinea pigs are very sensitive to certain antibiotics.
Never attempt to treat your guinea pig without first consulting with your veterinarian. Even some topical antibiotics can produce serious problems. Hair loss can also be caused by fungal diseases, external parasites, and metabolic disorders. Respiratory infections are caused by a number of bacteria and virus. Symptoms of pneumonia may include difficult breathing, eye or nose discharge, sluggishness, and loss of appetite.