Whether you require medicines for your high blood pressure and which medicine is best for you would depend on:
Your blood pressure reading
Whether the high blood pressure has already affected organs in your body like the
Heart
Kidneys
Eyes
Arteries
Presence of medical conditions like diabetes, heart disease, kidney disease and other risk factors like use of tobacco, obesity and high blood fat levels(lipid profile) etc.
Other considerations will be your age, gender (male/female) and your body weight.
Whether you think that you can make adequate life-style changes.
If you are already attempting lifestyle changes, whether there is a scope of making life style changes beyond what you are already doing.