Any feature of this spell can only be used once per long rest or 24 in game hours and other aspects of the spell cant be used until long rest or 24 in game hours. 

Choose one creature, object, or magical effect within range. Any spell of 3rd level or lower on the target ends. For each spell of 4th level or higher on the target, make an ability check using your spell casting ability. The DC equals 10 + the spell's level. On a successful check, the spell ends.

Can dispel Curses level 4 or lower. Cannot dispel Divine Curses. 

At Higher Levels. When you cast this spell using a spell slot of 4th level or higher, you automatically end the effects of a spell on the target if the spell's level is equal to or less than the level of the spell slot you used.

You touch a living creature that has 0 hit points. The creature becomes stable. This spell has no effect on undead or constructs.

If spell has not been used for Stability on others or Dispel, You gain advantage on all death savings throws for 1 unconscious incident per long rest