Crude drug the unripe capsules of Papaver somniferum Linne or its variety album De Candolle (Fam. Papaveraceae). Opium in its normal air-dried condition yields not less than 9.5 percent of anhydrous morphine." Crude medicine (), (also known as crude drug in the Chinese materia medica) are bulk drugs from the Chinese materia medica basic processing and treatment. Crude drug Crude drugs are vegetable or animal drugs that contain natural substances that have undergone only the processes of collection and drying. The term natural substances refers to those substances found in nature that have not had man-made changes made in their molecular structure.
Implant (medicine) Implant (medicine) An implant is a medical device manufactured to replace a missing biological structure, support a damaged biological structure, or enhance an existing biological structure. Medical implants are man-made devices, in contrast to a transplant, which is a transplanted biomedical tissue. The surface of implants that contact the body might be made of a biomedical material such as titanium, silicone, or apatite depending on what is the most functional. In some cases implants contain electronics e.g. artificial pacemaker and cochlear implants. Some implants are bioactive, such as subcutaneous drug delivery devices in the form of implantable pills or drug-eluting