Hypertensive patients tend to develop many other diseases in their body. Comorbidities included a combination of two or more diseases other than hypertension. These diseases include heart diseases, kidney diseases, diabetes mellitus and blood vessel diseases. Inclusive of all the major effects of hypertension is cardiovascular diseases and cerebrovascular diseases. The patients with diabetes and hypertension are insulin resistant. The complication of hypertension is mainly categorized under two as macrovascular and microvascular. There are various organizations working on the medications to be followed for hypertensive patients to reduce the effects of other diseases. These organizations work on statistics in order to identify the patient's adherence to the medications. There are certain guidelines provided by National Institute for Healthcare and Excellence to be followed for the comorbidities patients.