 Eyebrands may cause low white blood cell counts that may lead to serious infections. Eyebrands may cause severe inflammation of the lungs. Both of these can lead to death. Tell your doctor right away if you have new or worsening symptoms, including trouble breathing, shortness of breath, cough, or chest pain. Before taking eyebrands, tell your doctor if you have fever, chills, or other signs of infection, liver or kidney problems, are or plan to become pregnant, or are breastfeeding.