MRCP UK EXAMINATIONS

Detailed explanation-1: -An oral medication route is contraindicated for patients who cannot tolerate oral drugs, such as those who have altered mental status or have nausea or vomiting that hinder them from safely ingesting the drug orally.

Detailed explanation-2: -The oral route is the most common route for drug administration. It is the most preferred route, due to its advantages, such as non-invasiveness, patient compliance and convenience of drug administration.

Detailed explanation-3: -Parenteral administration Parenteral drug administration can be taken literally to mean any non-oral means of drug administration, but it is generally interpreted as relating to injection directly into the body, by-passing the skin and mucous membranes.

Detailed explanation-4: -Buccal, dissolved inside the cheek. Sublabial, dissolved under the lip. Sublingual administration (SL), dissolved under the tongue, but due to rapid absorption many consider SL a parenteral route.