Medical Conditions Terminology in Category P

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Peroxyethanoic Acid

A liquid that functions as a strong oxidizing agent. It has an acrid odor and is used as a disinfectant.

Peroxynitrous Acid

A potent oxidant synthesized by the cell during its normal metabolism. Peroxynitrite is formed from the reaction of two free radicals, NITRIC OXIDE and the superoxide anion (SUPEROXIDES).

Pertussis Agglutinins

Any of various biologically active proteins or toxins elaborated by Bordetella pertussis that cause the symptoms of whooping cough. Some activate pancreatic islets, others inhibit the adenylate cyclase cascade and some cause lymphocytosis.

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PG Analogs

Compounds obtained by chemical synthesis that are analogs or derivatives of naturally occurring prostaglandins and that have similar activity.

PGE2 alpha

The most common and most biologically active of the mammalian prostaglandins. It exhibits most biological activities characteristic of prostaglandins and has been used extensively as an oxytocic agent. The compound also displays a protective effect on the intestinal mucosa.

PGF2 alpha

A naturally occuring prostaglandin that has oxytocic, luteolytic, and abortifacient activities. Due to its vasocontractile properties, the compound has a variety of other biological actions.

Pharmaceutic Adjuvant

Agents that aid or increase the action of the principle drug or that affect the absorption, mechanism of action, metabolism, or excretion of the primary drug in such a way as to enhance its effects.

Pharmaceutic Aids

Substances which are of little or no therapeutic value, but are necessary in the manufacture, compounding, storage, etc., of pharmaceutical preparations or drug dosage forms. They include SOLVENTS, diluting agents, and suspending agents, and emulsifying agents. Also, ANTIOXIDANTS; PRESERVATIVES, PHARMACEUTICAL; DYES (coloring agents); FLAVORING AGENTS; VEHICLES; EXCIPIENTS; OINTMENT BASES.

Pharmaceutical Adjuvant

Agents that aid or increase the action of the principle drug or that affect the absorption, mechanism of action, metabolism, or excretion of the primary drug in such a way as to enhance its effects.

Pharmacologic Actions

A collective grouping for how the application of drugs and chemicals result in the prevention, treatment, cure or diagnosis of disease. Included here are drugs and chemicals that act by altering normal body functions, such as the REPRODUCTIVE CONTROL AGENTS and ANESTHETICS. Effects of chemicals on the environment are also included.