what is trental used for
CLICK HERE to learn more about from eMedTV.com. Trental Â® (pentoxifylline) is a prescription medication approved to reduce the viscosity (thickness) of the blood and improve blood flow. It is used to increase circulation in people with peripheral arterial disease (PAD).Trental is used to treat the pain and discomforts of the disease; it is not intended to cure the condition.t is used to increase circulation in people with peripheral arterial disease (PAD). Trental is used to treat the pain and discomforts of the disease; it is not intended to cure the condition.