Hypo injections, also known as JABS (4 letters), are a type of medical injection used to treat a variety of conditions. They are typically administered by a doctor or nurse and involve injecting a small amount of medication into the body. The medication is usually a combination of drugs that work together to treat the condition. Hypo injections can be used to treat allergies, asthma, diabetes, and other medical conditions. They are also used to provide vaccinations against certain diseases.