Background. Thrombocytopenia is a common hematological problem. If a patient with thrombocytopenia has high level of blood pressure, this increases the risk of a hemorrhagic stroke or other life-treating bleeding. Literature sources also indicate that thrombocytopenia in some cases may be an adverse effect of antihypertensive treatment. Thus, it is very complicated to prescribe correct antihypertensive drug in patients with thrombocytopenia