Cannibal Apocalypse

Cannibal Apocalypse also known as Apocalypse Domani and Invasion of the Flesh Hunters is a 1980 zombie horror film directed by Antonio Margheriti, written by Margheriti and Dardano Sacchetti, and starring John Saxon. The film combined the horror genre with a forerunner of Margheritis Vietnam War films.

After returning home, Hopper instructs his wife to wait for him in the house, and walks in front of Marys window. Later, he admits to the incident and his wish to bite a fellowhuman, to his wife. At the hospital, Bukowski and fellow vet Tommy Tony King get into a fight with the guards, and Bukowski bites the leg of nurse Helen May Heatherly. Dr Mendez Ray Williams calls Jane Hopper and tells her that Norman might be experiencing the same symptoms and that she should bring him over to the hospital for a checkup, while he is listening in on the conversation, after which he leaves the house.The police get the coroners report on the mall shootout and it contains warnings of cannibalism. At the same time, Jane meets Dr. Mendez, who has been trying to seduce her before. They are at a fancy piano bar, where he explains to her that the virus causes a biological mutation, due to psychic alteration. Norman voluntarily goes to the hospital and talks to a doctor about his symptoms and his wellfounded suspicions on Dr. Mendez intentions with his wife. The doctor also takes a blood sample. ........

Source: Wikipedia