Clinical pharmacy is deemed an integral component of a health care system. The presence of clinical pharmacists in medical rounds could assist physicians in optimizing patients pharmacotherapy. Moreover, clinical pharmacists may reduce adverse effects and medication errors insofar as they contribute significantly to the detection and management of drug-related problems, not least in patients with cardiovascular diseases, who have the highest rank in the frequency of medication errors. Clinical pharmacists can also collaborate with physicians in the management of cardiovascular risk factors as well as anticoagulation therapy based on patients specific situations. In summary, the practice of clinical pharmacy is considered a crucial part of a health care team to improve the level of patients care by increasing the quality of therapy with the least expense for a health care system