mustard plaster
sinapism

In fact they were mustard plasters (10 for $1).

A mustard plaster should never be left on for longer than 30 minutes.

All night I had to be get- ting up and making mustard plasters to put on his stomach.

Pneumonia and painful lung conditions, when applied to the affected area as a "mustard plaster."

Aching feet, when applied to the affected area as a "mustard plaster."

Lower back pain, when applied to the affected area as a "mustard plaster."

He tries putting a mustard plaster on the dog's nose and ripping it off, which doesn't work.

He needs a mustard plaster to draw out the heat.

I did not ask to do the same thing when we were learning to make a mustard plaster.

We also diverted the sensitivity by applying mustard plasters to the lower back.