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86 Cards in this Set

  • Front
  • Back
Aminoglycosides
(Mechanism of Action)
Mechanism of Action: Inhibits protein synthesis by blocking the translocation of a ribosome along the RNA codon
Aminoglycosides
(Therapeutic Effects)
Used to treat systemic, aerobic, gram negative infections such as meningitis, endocarditis, and multi-drug resistant tuberculosis
Aminoglycosides
(Pharmacokinetics)
Plasma binding: 10% bound
Poorly metabolized by the liver and are excreted unchanged by the kidneys
Some do not pass the BBB
Sulfonamides
(Mechanism of Action)
Inhibits folic acid and nucleotide biosynthesis in bacteria, so cell is unable to for purine/pyrimides needed for DNA
Sulfonamides
(Therapeutic Effects)
Used to treat UTIs
Broad spectrum antibiotic
Penicillins
(Mechanism of action)
Inhibit cell wall synthesis
Cause increased osmosis (increased O2 influx resulting in cell lysis)
Penicillins
(Therapeutic Effects)
More effective against gram positive, rather than gram negative bacteria
Used to treat respiratory infections, gastrointestinal infections, and genitourinary tract infections
Penicillins
(Pharmacotoxicology)
People can develop penicillin resistance via the production of beta-lactamases (penicillinases)
How is the sensitivity to penicillinases different between natural and synthetic penicillins?
Decreased sensitivity to penicillinase as penicillin gets more synthetic.
Vancomycin
(Mechanism of action)
Inhibit cell wall synthesis
Cause increased osmosis (increased O2 influx resulting in cell lysis)
Vancomycin
(Therapeutic effects)
Active only against gram positive microorganisms
Used to treat severe infections such as endocarditis and MRSA
Vancomycin
(Drug/Drug Interactions)
Vancomycins combined with furosemide or aspirin increase ototoxicity
Vancomycin Resistant Enterococci (VRE)
Bacteria found in intravascular catheters that is becoming more common
Microlides
(Mechanism of Action)
Inhibits protein synthesis by inhibiting protein chain elongation during transcription
Microlides
(Therapeutic Uses)
Used to treat respiratory tract infections, syphilis, and is used as a substitute for patients with penicillin allergies
Lincomycins
(Mechanism of Action)
Inhibits protein synthesis by inhibiting peptide chain elongation during transcription
Lincomycins
(Therapeutic Uses)
Used to treat gram-positive respiratory tract and skin infections (Group A streptococci infections). Also used as a substitute treatment for patients allergic to penicillin.
Tetracycline
(Mechanism of Action)
Inhibits tRNA, so transcription cannot be done.
Tetracycline
(Administration)
Must administer around the clock, since tetracylines do not kill bacteria
Tetracycline
(Therapeutic effects)
Used as a broad specturm antibiotic against gram positive and negative bacteria. Used to treat UTIs and gastrointestinal infections
Tetracyclines
(Pharmacotoxicology)
Reduce effectiveness of oral contraceptives, increase sensitivity to light, and cause nausea, vomiting, diarrhea, skin rash, and perineal itching
Quinolones
(Mechanism of Action)
Topoisomerase inhibitors that block the unwinding of DNA and DNA repair that is essential for DNA replication and cell division.
Quinolones
(Therapeutic effects)
Used to treat STIs (ex: gonorrhea) and respiratory infections
Example of a Quinolone:
Ciprofloxicin
What is Cephalosporin metabolized by?
Metabolized by hepatic microsomal enzymes
Cephalosporin
(Mechanism of Action)
Inhibit cell wall synthesis and increases osmosis (increased H20 influx causes cell lysis)
Cephalosporin
(Therapetic Effects)
Used as surgical prophylaxis
Used to treat skin, bone, urinary tract, brain, and spinal cord infections
Not effective against MRSA
Cepahlosporin
(Drug/drug interactions)
Interferes with ETOH metabolism
Benzodiazepines
(Mechanism of action)
Binds to the GABA-A receptor, which is composed of 5 protein subunits (that includes two alpha and two beta subunits, and a gamma protein that together form a chloride channel). As a GABA receptor agonist, it hyperpolarizes neuron membranes (via chloride influx) and supresses their activity.
Non-Benzodiazepines
(Mechanism of action)
Same as Benzodiazepines:
Binds to the GABA-A receptor, which is composed of 5 protein subunits (that includes two alpha and two beta subunits, and a gamma protein that together form a chloride channel). As a GABA receptor agonist, it hyperpolarizes neuron membranes (via chloride influx) and supresses their activity.
Barbituates
(Mechanism of action)
Same as Benzodiazepines
Binds to the GABA-A receptor, which is composed of 5 protein subunits (that includes two alpha and two beta subunits, and a gamma protein that together form a chloride channel). As a GABA receptor agonist, it hyperpolarizes neuron membranes (via chloride influx) and supresses their activity.
Benzodiazepines
(Therapeutic Effects)
Used to treat anxiety disorders (including ETOH withdrawal symptoms), induce sedation and skeletal muscle relaxation (motor control centors in CNS), and treat some seizures
Benzodiazepines
(Pharmacotoxicology)
Can cause withdrawal symptoms induced by abrupt discontinuation of short actin benzodiazepines. When combined with other depressants (ETOH, antihistamines, narcotics, etc.) it can lead to respiratory depression/coma. CNS effects can be extended by CYP enzyme inhibitors that include cimetidine and oral contaceptives. They can cause prolonged sedation ("hang-over"), anterograde memory disturbances, and sleep disorders (alterations in REM sleep)
What is the ending for Benzodiazepines?
-am
What is the ending for non-benzodiazepines?
-em
Non-benzodiazepines
(Therapeutic effects)
Induces sedation and hypnosis. Non-Benzodiazepines have a rapid onset of action and have fewer prolonged psychomotor depressant effects as seen with BDZs and Barbituates.
Barbituates
(Therapeutic effects)
Sedation, hypnosis, surgical anesthesia (thiopental), anticonvulsant medication (Phenobarbital)
What is the ending for Barbituates?
-tal
Barbituates
(Pharmicotoxicology)
Can cause prolonged sedation, anterograde memory disturbances, sleep disorders (alterations in REM sleep), Euphoria, and addiction.
Barbituates are Microsomal enzyme CYP inducer, which alters the metabolism of other drugs.
Selective Serotonin Reuptake Inhibitors (SSRIs)
(Mechanism of action)
Inhibits the reuptake of serotonin into the presynaptic cell. This increases serotonin levels in the synapse.
Selective Serotonin Reuptake Inhibitors (SSRIs)
(Therapeutic Effects)
Anoxiolytic effect
SSRIs have little effect on memory and motor activity. They have a low potential for abuse and dependence when compared to benzodiazepines.
Selective Serotonin Reuptake Inhibitors (SSRIs)
(Pharmacotoxicology)
They can provide mild CNS stimulation and anticholinergic effect.
What ending do SSRIs have?
-tine
Buspirone
(Mechanism of Action)
Partial agonist for serotonin 5-HT 1A receptors in the CNS
Buspirone
(Therapeutic effects)
Reduces anxiety states without sedation (asseen with benzodiazepines)
Which medications fit into the "First Generation Antipsychotics" category?
Phenothiazides and haloperidol
First generation antipsychotics
(Mechanism of Action)
D2 dopamine receptor antagonists in many areas of the CNS that possess dopamine (DA) pathways.
They act as antihistamine, antimuscarinic, and alpha1 adrenergic receptor antagonists that mediate many of the side effects.
What is the ending for first generation antipsychotics (except Haloperidol)?
-azine
Second Generation Antipsychotics
(Mechanism of Action)
Act as low affinity D2 dopamine receptor antagonists in the mesolimbic (behavioral) pathways while at the same time not significantly suppressing dopamine actions in the nigrostraital (motor system) and hypothalamo-hypophyseal (endocrine) dopamine pathways.
Second Generation Antipsychotics
(Therapeutic Effects)
Effective in treating both positive and negative symptoms. They act as mood stabilizers, and can treat the manic phase of bipolar disorders.
First and Second Generation Antipsychotics
(Therapeutic Effects)
Treatment of tourette's syndrome, severe behavioral problems in children with attention deficit disorders, intractable hiccups, and can be used as antiemetics.
First and Second generation antipsychotics
(Pharmacotoxicology)
Can cause sever sedation, mediated at least in part by antihistamin effects. They can also cause anticholinergic effects (Can't see, can't pee, can't spit, can't shit). They can cause hypotension because they block alpha1 adrenergic receptors. They can also cause movement disorders with Parkinsonism-like tremors, Tardive dyskinesis, and suppression of the motor control systems in the CNS.
Monoamine Oxidase Inhiitors (MAIOs)
(Mechanism of Action)
Inhibit the activity of monoamine oxidase, which prevents the breakdown of monoamine neurotransmitters and therby increases their availability.
Monoamine Oxidase Inhiitors (MAIOs)
(Pharmacotoxicology)
MAIOs can induce CNS stimulation. They can effect blood pressure if person has a diet high in tyramine (found in aged cheeses, beer, and red wine). MAIOs can have some anticholinergic and antihistamine effects.
Tricyclics
(Pharmacotoxicology)
Tricyclics can induce CNS sedation, hypotension, and strong anticholinergic effects.
NSAIDS
(Mechanism of Action)
NSAIDS are Cyclooxygenase (COX) inhibitors. When the COX isoenzyme is blocked, prostaglandins can not be formed. When the COX-I enzyme is blocked, it effects a broad number of tissues. When the COX-II enzyme is blocked, it targets inflammatory responses, while avoiding or reducing GI/GU side-effects
NSAIDs
(Therapeutic effects)
Treatment of inflammatory diseases, antipyretics, mild analgesics, antithrombics, and treatment of menstrual cramping.
NSAIDs
(Pharmacotoxicology)
NSAIDs can cause gastric distress by increasing HCl secretion in parietal cells. They can also cause spontaneous hemorrhage due to their antithrombic properties. NSAIDs are ototoxic and are in pregnancy categories C and D.
Glucocorticoids
(Mechanism of Action)
Cortisol receptor agonists. Glucocorticoids mimic the natural hormone cortisol, produced in the adrenal cortex. They suppress genes that regulate inflammatory responses and decrease cell-mediated and humoral immunity. Glucocorticoids can induce leukocyte apoptosis.
Glucocorticoids
(Therapeutic Effects)
Can treat chronic asthma, rheumatoid arthritis, inflmatory bowel disease, adrenal insufficiency (Addison's disease), Leukemia (provide apoptosis), and can prevent organ and tissue transplant rejection.
Glucocorticoids
(Pharmacotoxicology)
Can cause gastric and intestinal irritation, clotting disorders, induction of hyperglycemia, induce redistribution of body fat, mimic the effects of aldosterone in the kidneys (induction of hypernatremia and hypokalcemia, electorlyte disorders)
Expectorants
(Mechanism of action)
Stimulate secretion of water that dilutes mucus and makes it easier to dislodge form the airways.
Expectorants
(Therapeutic Uses)
Treatment of airway congestion associated with respiratory infections and allergies
Mucolytics
(Mechanism of Action)
Breaks disulfide bondes within mucoproteins that are secreted by mucous cells that line the respiratory tract. Mucolytics reduce viscosity of mucus, making it easier to dislodge from the airways.
Mucolytics
(Therapeutic uses)
Treatment of cystic fibrosis by reducing mucus accumulation.
Cromolyn Preparations
(Mechanism of Action)
Cromolyn is a mast cell "stabilizer", which reduces mast cell release of histamine in response to an allergen. This reduces mucus secretion and congestion.
Cromlyn Preparations
(Therapeutic Uses)
Used for the prophylactic treatment of asthmatic attacks and allergies.
Antihistamines
(Mechanism of Action )
H1 histamine receptor agonist that reduces histamine-induced mucous secretion and congestion.
Antihistamines
(Therapeutic effects)
Used to treat acute allergic reactions, rhinitis, urticaria (hives), conjunctivits, and motion sickness.
Anticholinergics
(Mechanism of action )
Muscarinic Cholinergic Receptor Antagonist located on the target tissue. Produces a PNS response.
Anticholinergics
(Therapeutic effects)
Reduces cholinergic receptor mediated bronchioconstriction asssociated with repiratory disorders.
Leukotriene "system" Inhibitors
(Therapeutic uses)
Treatment of leukotriene mediated bronchioconstriction associated with asthma and allergic responses.
Leukotriene "system" Inhibitors
(Mechanism of Action)
Can either be a lipooxxygenase inhibitor or a leukotriene receptor antagonist.
Antiussives
(Therapeutic Uses)
Supress cough reflexes assciated with mucus accumulation along respiratory airways.
Fibrolytic Drugs
(Mechanism of Action )
Enzymes catalyze plasmin formation within a clot that leads to fibrolysis (depolymerization of the fibrin network)
Cardiac Glycosides
(Therapeutic effects)
Increases PNS activity by inducing positve inotropic effects on the myocardium: Increased cardiac output that helps to maintain tissue perfusion
Thrombolytic Drugs
(Therapeutic Effects)
Prevent platelet plug formation and prevent reoccurrence of blood clot formation
Antacids
(Mechanism of Action)
Bufferes neutralize gastric acids and decrease pH dependent conversion of pepsinogen to pepsin (Needs HCl)
Antacids
(Therapeutic Effects)
Reduces gastritis and peptic ulcer disease
Antimicroials/Antibiotics
(Mechanism of Action)
Bismuth increases mucus secretion and disrupts bacterial cell wasll adhesion to gastric mucosa and reduces bacterial damage. Antibiotics inhibit bacterial cell growth and eliminate infection by Heliobacter pylori.
Histamine Receptor Antagonists
(Mechanism of Action)
They block parietal cell H2 receptors, which are responsible for activating the proton pump for gastric secetions.
Histamine Receptor Antagonists
(Therapeutic Effects)
Used to treat peptic ulcer disease, gastritis, and GERD
What is the ending for Histamine Receptor Antagonists?
-tidine
Proton Pump Inhibitors
(Mechanism of Action)
PPIs directly inhibit proton pumps on parietal cells. They have a generally slow onset of action.
Synthetic Prostagandins
(Mechanism of Action )
Prostaglandin receptor agonists that mimic the inhibitory effects of prostaglandins on parietal cells.
Synthetic Prostaglandins
(Therapeutic Effects)
Used to treat gastritis and peptic ulcer disease caused by NSAIDs.