per os

Per os or peroral, a phrase meaning "by mouth"

Other routes of administration include per os, IV injection and smoking.

Per os, a medical term for ingestion by mouth

Oral administration (per os) is a route of administration where a substance is taken through the mouth.

Transmission is either horizontally (per os) through feeding or vertically (transovarially) from mother to offspring.

Nil per os, Latin for "nothing by mouth", a medical instruction to withhold oral intake of food and fluids from a patient

Because they permeate the intestines easily, they are administered primarily per os (by mouth), but also by other methods, such as topically on skin.

In medicine, per os or per orem, literally "by mouth", a direction to take a medication by mouth

It is claimed that phytosome increases absorption of "conventional herbal extracts" or isolated active principles both topically as well as per os.

Nil per os (Latin), a medical instruction (NPO), for patients who may not take any substances orally for various reasons

It usually resolves with conservative therapy stopping oral ingestions, i.e. nil per os and a nasogastric tube, but may require colonoscopic decompression which is successful in 70% of the cases.

Per os hydrocodone has a MEDD factor of .4, meaning that 1 mg of hydrocodone is equivalent to .4 mg of intravenous morphine.

The patient is kept NPO (Nil per os) or NBM (Nothing By Mouth) that is, told not to eat, for at least 4 hours before the procedure.

An iatrogenic cause is during general anaesthesia for an operation and patients are therefore instructed to be nil per os (NPO) (aka Nothing By Mouth) for at least four hours before surgery.

Advantages of SLNs are the use of physiological lipids, the avoidance of organic solvents, a potential wide application spectrum (dermal, per os, intravenous) and the high pressure homogenization as an established production method.

In this procedure, buffy coat (WBC + platelets) is separated from whole blood, chemically treated with 8-methoxypsoralen (instilled into collection bag or given per os in advance), exposed to ultraviolet light, and returned to the patient.

In France and Germany, intravenous ouabain has a long history in the treatment of heart failure, and some continue to advocate its use intravenously and per os (orally) in angina pectoris and myocardial infarction.

The Model Penal Code prohibition against deviate sexual intercourse includes "sexual intercourse per os or per anum between human beings who are not husband and wife, and any form of sexual intercourse with an animal."

Test preparations include a clear liquid diet (some places it is NPO - nihil per os - after midnight), drinking a bottle of magnesium citrate (a laxative), and warm water enemas to clear out any stool particles.

While mild cases are often successfully treated with conservative measures, such as NPO (nil per os, fasting) and aggressive intravenous fluid rehydration, severe cases may require admission to the intensive care unit or even surgery to deal with complications of the disease process.

Treatment often involves "resting" the pancreas for a short period of time by nil per os/nothing per os (NPO)/nil by mouth (NBM), in which the patient receives no food or fluids by mouth, but is fed and hydrated by intravenous fluids and a feeding tube.