Corrupted Cure

When you cast this spell, you gain 1 Contamination Level.

A creature of your choice that you can see within range regains hit points equal to 4d6 + your spellcasting ability modifier. This spell has no effect on undead or constructs.

The target can choose to gain a Contamination Level. If it does, it instead regains hit points equal to 8d6 + twice your spellcasting ability modifier

At Higher Levels. When you cast this spell using a spell slot of 2nd level or higher, the healing increases by 2d6 for each slot level above first, or 4d6 if the target chooses to gain a Contamination Level.