Prevacid

Pronunciation

A drug that reduces the amount of acid made in the stomach. It is used to treat stomach ulcers, gastroesophageal reflux disease (a condition in which acid from the stomach causes heartburn), and conditions in which the stomach makes too much acid. Prevacid is a type of proton pump inhibitor (PPI). Also called lansoprazole. (NCI Dictionary)

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Pretreatment Period

The time prior to the treatment of interest.

Pretreatment

Any relevant actions that were performed or occurred prior to a specific treatment.

Pretracheal space

The area in front of the trachea (windpipe).

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