Routes And Formulations Flashcards
Intraocular
Eye
Intranasal
Nose
Buccal
Inside the cheek
Sublingual
Under the tongue
Dermal
Through or on the skin
Inhalation
Lungs
Oral
Stomach and intestine
Intravenous
Venous circulatory system
Intradermal
Dermal layer of the skin
Vaginal
Vagina
Rectal
Rectum
Subcutaneous
Subcutaneous layer of the skin
Intramuscular
Muscle
Local effect
When drug activity is at the site of administration
Systemic effect
When a drug is introduced into the venous (circulatory)system and carried to the site of activity
Disintegration
The breaking apart of a tablet into smaller pieces
Dissolution
When the smaller pieces of a disintegrated tablet dissolve in a solution
pH
Scale that measures the acidity or alkalinity of a substance. 7 is neutral. Lower equals more acidic, higher equals less
Emulsifier
A stabilizing agent in emulsions
Emulsions
Mixture of 2 liquids that do not mix with each other. One liquid is dispersed through the other by mixing and using a stabilizer called an emulsifier
Aqueous
Water based
Solution
A clear liquid made up od one or more substances dissolved in a solvent
Buffer system
Ingredients in a formulation designed to control the pH
Necrosis
Increase in cell death
Diluent
A solvent that dissolves a freeze dried powder or dilutes a solution
Injectability
The ease of flow when a suspension is injected into a patient
Syringeability
The ease with which a suspension can be drawn from a container into a syringe
Colloids
Particles up to a hundred times smaller then those in suspensions that are, however, likewise suspended in a solution
Depot
The area in the muscle where the formulation is injected during intramuscular injection
Biocompatible
Not irritating; does not promote infection or abscess
Viscosity
The thickness of a liquid; a measure of a liquid’s resistance to flow
Wheal
A raised, blister-like areaon the skin caused by intradermal injection
Ophthalmic
Related to the eye
Conjunctiva
The eyelid lining
Lacrimal canalicula
The tear ducts
Lacrimal gland
Gland that produces tears
Nasal cavity
The cavity behind the nose and above the roof of the mouth that filters air and moves mucus and inhaled contaminants outward and away from the lungs
Nasal inhaler
A device that contains a drug that is vaporized by inhalation
Nasal mucosa
The cellular lining of the nose
Percutaneous absorption
The absorption of drugs through the skin often for a systemic effect
Stratum corneum
The outermost cell layer of the epidermis
Contraceptive
Device or formulation designed to prevent pregnancy
Intrauterine device (IUD)
A device placed in the uterus for a long period to prevent pregnancy
