Norepinephrine is a neurotransmitter that is secreted in response to stress. Learn about what norepinephrine is and how it affects the body. Additionally, discover what drug contains norepinephrine and if it is safe to use.orepinephrine is a chemical released from the sympathetic nervous system in response to stress. It is classified as a neurotransmitter, a chemical that is released from neurons.
Keflex is a prescription medication used to treat certain bacterial infections. Keflex treats bacterial infections of the lung (pneumonia), ear, skin, bone, and urinary tract.Keflex and other antibiotics will not treat viral infections such as the flu or the common cold.eflex is a prescription medication used to treat bacterial infections. Keflex belongs to a group of drugs called cephalosporin antibiotics, which kill the bacteria that lead to infections.
Cephalexin (Keflex Â® , Biocef Â®) is a prescription antibiotic commonly used for treating various types of bacterial infections. It can also be used to prevent heart valve infections. As with any medication, side effects are possible with cephalexin.