Some advanced glazing systems can change their visible light transmittance, solar heat gain coefficient, and other properties. 1  Liquid crystal windows change from clear to frosted or dark when a voltage is applied by a control system, improving their privacy but not changing their solar heat gain.
Probenecid, also sold under the brandname Probalan, is a medication that increases uric acid excretion in the urine. It is primarily used in treating gout and hyperuricemia.
Meperidine injection (Demerol) is a medication used to relieve moderate to severe pain. Demerol is a narcotic analgesic given by injection. Side effects (notify your doctor immediately if you develop a rapid heart rate, faint, have mood changes, irritability, anxiety, etc.), precautions, drug interactions, and pregnancy safety information should be reviewed prior to taking this medication.