Pharmacology (Complete) Flashcards
What is cystitis?
A bladder infection
What cardiac issues are calcium channel blockers used to treat?
High blood pressure, arrhythmias, and angina.
What is a commonly used foaming agent?
Gaviscon - alginic acid
What is a stage 2 high blood pressure reading?
Systolic of 160-179 and diastolic of 100-109
What antibiotic category interferes with DNA formation?
Nalidixic acid
What hormones are produced by the adrenal medulla?
Adrenaline (epinephrine)
Noradrenaline (norepinephrine)
What are some side effects of beta blockers?
Heart failure, hypotension, sleep disturbances, dizziness, fatigue, nausea, bradycardia, drowsiness
What is the main function of the pineal gland?
Sleep cycle
What auxiliary labels are required for beta blockers?
May cause dizziness
This drug may impair the ability to drive or operate machinery.
Do not discontinue abruptly
What is abortive migraine therapy?
Treating acure migraines after they occur. These drugs are taken at the first sign of a headache.
What serious warning comes with phenytoin (Dilantin)?
It is a known teratogen, classified as a risk category D
What are the most commonly prescribed drugs for bipolar?
Lithium compounds
What is the lower esophageal sphincter?
A ring of increased thickness in a circular, smooth muscle layer in the esophagus.
What are the four main generalized seizures?
Grand mal
Petit mal
Myoclonic
Atonic/Akinetic
What drug classes interact with oral contraceptives?
Antibiotics
Antifungals
Benzos
Bronchodilators
How much fluid is excreted by the kidneys a day?
1500mL
What do pulmonary arteries do?
Carry blood from the right ventricle to the lungs to be oxygenated.
What is a receptor, in terms of pharmacodynamics?
A group of specific protein molecules with which drugs combine reversibly or irreversibly
What is ALS also known as?
Lou Gehrig’s disease
What drug classification shound be avoided by pregnant women, or women in their childbearing years?
5 a-reductase inhibitors
What is within the thoracic cavity?
The heart and lungs
What is loperamide (imodium) used for?
Diarrhea - Antimotility agent taken after each loose BM
What does LES stand for?
Lower esophageal sphincter
What do antacids contain?
Aluminum salts
Magnesium salts
BOTH
What is an anaphylactic reaction?
A severe reaction resulting in immediate life threatening respiratory distress.
What is the filtering unit of the nephron called?
The glomerulus
What are three commonly used antidiarrheals?
Pepto bismol - bismuth subsalicylate
Lomotil - diphenoxylate atropine
Imodium - loperamide
What is osteoporosis?
Reduction or weakening of the bone mass, increasing the risk of bone fracture
What is the pathway of air through the respiratory system?
Nostrils –> nasal cavities –> pharynx –> epiglottis –> larynx –> trachea –> bronchi –> bronchioles –> alveoli
Where are magnesium ions found, extra or intracellularly?
intercellularly
What is tuberculosis?
Contagious bacterial infection that can spread fro the lungs to other organs
What is an emergency blood pressure reading?
Systolic of 180 or higher, and diastolic of 110 or higher
What medications can not be taken while also taking nitrates?
sildenifil, verdenifil, tadalafil
What is creitinism?
Hypothyroidism at birth
What are the two types of narcotic analgesics?
Opiates and opioids
What are the two types of hormones in the endocrine system composed of?
One of protein, one of steroid
What does TCA stand for?
Tricyclic antidepressants
What percentage of male patients will have BPH by age 85?
90%
What bacteria plays an important role in causing both gastric and doudenal ulcers
H. Pylori
What NEEDS to be avoided when on oral contraceptives? Why?
Smoking - it can cause heart attacks
What hormone are pregnancy tests trying to detect?
Human chorionic gonadotropin (HCG)
What do prostaglandin analogues do in terms of ulcer treatment?
Inhibit gastric acid secretion by the direct action on the parietal cells.
What does BPH stand for?
Benign Prostatic Hyperplasia
What is the most common GI disorder?
IBS
What happens with magnesium salt antacids?
Causes diarrhea, and can cause gastric emptying.
What are some common PPIs used for ulcer treatment?
esomeprazole omeprazole lansoprazole rabeprazole pantoprazole
What are some side effects of ACE inhibitors?
hypotension, dry cough, hyperkalemia, and renal impairment.
What are some natural products to treat menopause?
Red clover
evening primrose
soy
What is angina?
Chest pain due to an imbalance between oxygen supply and oxygen demand.
Where does metabolism mainly occur?
In the liver
In terms of inflammatory action, what do prostaglandins do?
Produce fever, cause pain and inflammation
What is neuropathic pain?
Pain associated with nerve injury by trauma, infection, or chronic disease
What is ventricular fibrillation?
The ventricular contraction is independent of the atria in a disorganized manner. Can lead to death
What kind of things interact with phenytoin (Dilantin)?
Alcohol Carbamazepine clonazepam fluoxetine oral contraceptives warfarin corticosteroids
What auxiliary labels are required on CCBs?
May cause dizziness
Avoid taking with grapefuit juice
This drug may impair the ability to drive or operate heavy machinery
What are some examples of drugs used to treat parkinsons disease?
levodopa-carbidopa
ropinirole
benztropine
What are some pharmacologic OTC therapies for headache?
OTC analgesics
- Acetaminophen (Tylenol)
- NSAIDs: ibuprofen (Advil, Motrin), naproxen (Aleve)
What are some side effects of loperamide (imodium)?
Abdominal cramps, drowsiness, dizziness, dry mouth, rash.
What happens during a complex partial seizure?
Purposeless behavior
Aura before seizure
Lasts up to 20 minutes
What is gastritis?
An irritation and erosion of the stomach lining.
What happens during a grand mal seizure?
The body becomes rigid, lasting a minute or two. Muscle jerks, shallow breathing, loss of bladder control. After the attack patient is drowsy and confused for some hours.
What is the valve of the heart that seperates the atrium and the ventricle on the right side?
Tricuspid atrioventricular valve
What kind of hormone is vasopressin?
An antidiuretic hormone
What are surfactant laxatives?
Stool softeners with a detergent activity that facilitates admixture of fat and water to make the stool soft and mushy.
What schedule is Plan B?
Schedule 3
What carries blood away from the heart?
Arteries
What is an addition drug relationship?
The combined effect of two drugs
When are ACE inhibitors contraindicated?
In pregnancy
What are four symptoms of asthma?
Shortness of breath
Tightness of the chest
Coughing
Wheezing
What are some common side effects of opioids?
Nausea Vomiting Drowsiness Dry mouth Hypotension Urinary retention and constipation
What is stage 3 renal disease?
Chronic renal insuffieiency - dialysis is started here
What does systole mean in terms of heartbeat?
Contraction of the ventricles send blood into the pulmonary and systemic circulation.
“lub” sound
How do benzos work for anxiety?
Work by reducing neuronal excitability
What is the ceiling effect?
The point in which the body no longer gets increased response with increased dosing
What are two commonly used surfactant laxatives?
Docusate calcium
Docusate sodium
What drugs seriously interact with trazodone?
Xanax (alprazolam)
Halcion (triazolam)
What is the gender that has more depression, and what is the peak age group?
Women, 35-45
What is the primary treatment option for narcolepsy? Give two examples
stimulants (methylphenidate, dextroamphetamine)
What are nephrons responsible for?
forming urine
What does diastole mean in terms of heartbeat?
relaxation of the ventricles allows them to fill with blood from the atria
“dub” sound
What is GERD?
A condition or change in tissue structure that results from the reflux of stomach or duodenal content into the esophagus
What are the three characteristics of ADHD?
Hyperactivity
Impulsivity
Distractibility
What is prophylactic migraine therapy?
Attempts to prevent or reduce occurence.
Is there a cure for asthma?
NO CURE
What is included in the initial treatment of a heart attack?
Nitrates, oxygen, aspirin and pain medication
What is another name for a heart attack?
Myocardial infarction
Coronary thrombosis
Coronary occlusion
What is a major example of a loop diuretic?
Furosemide
How does sucralfate work for ulcers?
It forms a coating over the ulcer, which protects the ulcer from stomach acid and allows it to heal.
What classifies pain as chronic pain?
Lasting over three months and severe enough to impair function.
What does GERD stand for?
Gastro Esophageal Reflux Disease
Describe what happens to the body during expiration?
The internal intercostal muscles draw the ribs down and inward.
The wall of the abdomen contracts, pushing the stomach and liver upward
What other drugs can be used to treat bipolar, besides lithium?
Tegretol (carbamazepine)
Depakene (valproic acid)
Depakote (divalproex)
What are some common side effects of NSAIDs?
Nausea Vomiting Diarrhea Constipation Rash Dizziness Headache Drowsiness Decreased appetite
What are monophasic oral contraceptives?
fixed dose of estrogen and progestin throughout the cycle
What does DIN stand for?
Drug Identification Number
What are analgesics?
Medicines to relieve pain
How many stages are in Renal Disease?
4 stages
How much of the body is intracellular fluid?
two thirds.
What are some common Histamine H2-Receptor antagonists used for ulcer treatment?
Ranitidine
Cimetidine
Famotidine
Nizatidine
What antibiotic category prevents folic acid synthesis?
Sulfonamides
What three disorders is Paxil(paroxetine) indicated for?
Depression
OCD
Panic disorder
What are the three primary classes of analgesics?
Narcotics
NSAIDs
acetaminophen
Where is the highest concentration of histamine found in the body?
In the lungs
What is a peptic ulcer?
A small erosion/hole in the GI tract
What are generalized seizures?
Involve both hemispheres of the brain at the same time, no local origin.
What does bradykinin do?
Cause pain, causes contraction of intestinal, uterine, ad bronchial smooth muscle
What is the main function of the thymus?
Immune function
What are some examples of alpha blockers?
Flomax
Hytrin
Xatral
What is Graves disease?
The most common cause of hyperthyroidism
What hormones does the Hypothalamus produce?
TRH, GnRH, GHRH, CRH, SS, dopamine
In the endocrine system, what do prostaglandins do?
Cause uterine contraction and relaxation
Assist in transport and nutrition of sperm
Uterine cramps in menstruation
What is the first like therapy drug used for myoclonic seizures?
Valproic acid
Where are chloride ions found, extra or intracellularly?
Extracellularly
In the cardiovascular system, what do prostaglandins do?
Reduce blood pressure, increase heart rate, and increase cardiac output.
What are some non-prescription and natural remedies for the treatment of insomnia?
diphenhydramine
doxylamine
melatonin
valerian
What are some examples of ACE inhibitors used to treat hypertension?
ramipril
captopril
enalapril
What does TIA stand for?
Transient Ischemic Attack
How do CCB’s work to treat hypertension?
Relax blood vessel walls leading to reduced blood pressure.
What is partially digested food in the stomach called?
Chyme
How many nephrons does each kidney approximately have?
1.3 millium
What is the most established SSRI?
Prozac - fluoxetine
What does SNRI stand for?
Serotonin norepinephrine reuptake inhibitors
What are some side effects of Effexor (venlafaxine)?
Nausea
Dry mouth
Blurred vision
Headache
How do histamine H2-receptor antagonists work?
They block H2 receptors on gastric cells, antagonizing the normal effect on gastric acid pruduction
What are some side effects of CCBs?
Hypotension, flushing, edema.
What are the two receptors that histamine acts on?
H1 and H2
How many digits are in a DIN
8 digits
What is high-normal blood pressure?
130-139 / 81-89 mmHg
What are the two forms of inflammatory bowel disease?
Ulcerative Colitis
Crohns Disease
What are the cortex and the medulla in the kidneys made up of?
Nephrons
What are the 4 main factors effecting distribution?
Blood flow
Binding to plasma proteins
Binding to cellular constituents
Blood Brain Barrier
What are the parts of the nephron? (4)
Glomerulus
Proximal convoluted tubule
Loop of henle
Distal convoluted tubule
How does angiotensin effect blood pressure?
Antiotensinogen is cleaved to angiotensin 1 with the enzyme renin
Angiotensin 1 is cleaved into angiotensin 2 with ACE. Angiotensin 2 causes vasoconstriction
What is the residual air amount of the lungs?
1200mL, it is what is left in the lungs even with maximum expiration
When is misoprostol commonly used when treating ulcers?
It is used to treat and prevent ulcers caused by NSAIDs
What is the most common muscle relaxant?
Flexeril (cyclobenzaprine)
What is urethritis?
Discomfort or pain at the urethra or a burning sensation in the urethra
What is an atrial flutter?
Atria beat much faster than they should
What two disorders is fluoxetine/Prozac indicated for?
Major depression and OCD
What percent of men get UTIs?
10%
What is the main function of the parathyroid gland?
Calcium levels
What is the main function of the adrenal gland?
Stress levels
What are the most potent diuretics?
Loop diuretics
What auxilliary labels are required on nitrates?
May cause blurred vision May cause dizziness Do not shake (spray) External use only (patch) Do not take with alcohol
What happens during an atonic seizure?
Sudden lose of muscle tone and consciousness.
What is the most common severe psychiatric disorder?
clinical depression
What are the different kinds of diuretics?
Loop diuretics
Thiazide diuretics
Potassium sparring diuretics
What are pharmacodynamics?
The action of drugs in the body over a period of time
What is hypokalemia?
Potassium levels are too low
What are foaming agents?
They cover your stomach contents with foam to prevent reflux.
What are some symptoms of transient ischemic attack?
Weakness in arms and legs Vision and language problems Confusion Vertigo Poor balance Lack or coordination
What classification of drugs are preferred for insomnia?
Benzodiazepines
What foods should be avoided with a patient is taking MAOIs?
Cheese
Pickled fish
Board bean pods
Sauerkraut
What are the three common types of angina?
Stable
Unstable
Variant