[Trailerpark Badass]

An antihistimine is specifically taken to curb a dysfunction.

Alcohol and pot are specifically taken to induce a dysfunction.

A distinction without a difference, in practical terms.

[ConservativeMind]

So you would argue that someone who kills someone in self-defense should be treated the same as someone who pre-meditated their killing? As you would say, that would be “a distinction without a difference, in practical terms.”