Isoprinosine is used to treat and strengthen the body's immune system as it helps in combating viral infections, strengthening the immune system of people with weak immunity, treating infections caused by some viruses such as herpes simplex and human papillomavirus, Isoprinosine to improve the body's response to chronic diseases accompanied by weak immune resistance, however, the drug must be used under medical supervision to avoid any potential complications or interactions with other medications.