Axillary: Of or relating to the underarm. Dermatologist: A physician who specializes in diagnosing and treating problems with the skin. Dysphagia: Swallowing difficulty. FDA: The US Food and Drug Administration is the governing agency that regulates all medicines in the United States. Hyperhidrosis Disease Severity Scale (HDSS): A questionnaire regarding the extent to which severe underarm sweating affects your daily activities. Hyperhidrosis: Excessive sweating.
Pharyngitis: Swelling of the throat. Placebo: A treatment with no medication in it (eg, a sugar pill or injection of saline). Sometimes patients in clinical trials are given a placebo so that researchers can compare it to the effects of a medication. Primary axillary hyperhidrosis: Severe underarm sweating not caused by an underlying health problem. Pruritus: Itching. Sweating: Perspiration. Sweat glands: A group of cells that secretes sweat, found in the skin.