Hello, Hypertension in 90% cases is primary that is essential hypertension that runs in families without any cause. You can keep it in control without medicines initially with lifestyle modifications like low salt diet and weight control and exercise. But, eventually if there is no modifiable factor left, you have to take medicines lifelong. In rest 10% cases where the hypertension is secondary, it can be permanently cured by treating the underlying cause. Take care. Stay safe

Yes if cause is removed