<unk>  or<unk>  injection is the injection of a substance into the peritoneum (body cavity). It is more often applied to animals than to humans. In general, it is preferred when large amounts of blood replacement fluids are needed or when low blood pressure or other problems prevent the use of a suitable blood vessel for intravenous injection. In humans, the method is widely used to administer chemotherapy drugs to treat some cancers, particularly ovarian cancer. Although controversial,<unk>  use in ovarian cancer has been recommended as a standard of care. Fluids are injected<unk> ly in infants, also used for peritoneal dialysis.
Intraperitoneal injection
Intramuscular injection
Subcutaneous injection
Subcutaneous infusion
Intravaginal administration
Oral administration
Intrathecal administration
Nasal administration