Clinical Pharmacology Practice Examination

Flashcards reviewing clinical pharmacology examination topics including antimicrobials, cardiovascular drugs, autonomic agents, anti-inflammatory compounds, and antiviral pharmacotherapy.

Inhalatory Glucocorticoids

A class of inhaled corticosteroid medications exemplified by Fluticazone, beclomethasone, and budesonide.

Insulin Drugs (Mechanism of Action)

Interact with cell membrane receptors and stimulate tyrosine kinase activity.

Low Molecular Weight Heparins (Anticoagulant Effect)

Anticoagulants that mainly inhibit factor Xa by forming a complex with antithrombin III.

Abciximab (Antiplatelet Effect)

An antiplatelet agent that blocks GPIIb / IIIa receptors, preventing platelet binding to fibrinogen.

Acetylsalicylic Acid (Antiplatelet Effect)

Exerts an antiplatelet effect by inhibiting COX-1 cyclooxygenase, leading to decreased prostaglandin and thromboxane synthesis.

Clopidogrel (Antiplatelet Effect)

An antiplatelet drug that blocks purine receptors and prevents the exposure of GPIIb / IIIa receptors.

Vitamin K Drugs (Hemostatic Effect)

Hemostatic agents that stimulate the activation of coagulation factors II, VII (or VIII), IX, and X.

Aldoreductase Inhibitors (Hypoglycemic Effect)

Agents that inhibit the conversion of glucose to sorbitol, thereby reducing the development of diabetic complications.

Tetrasaccharides (Hypoglycemic Effect)

Hypoglycemic agents that inhibit intestinal alpha-glycosidases, reducing the formation of mono- and disaccharides.

DPP-IV Inhibitors (Hypoglycemic Effect)

Oral hypoglycemics that lower hyperglycemia without inducing hypoglycemia, reducing insulin resistance and increasing GIP and GLP-1.

Nonsteroidal Anti-Inflammatory Drugs (Adverse Reactions)

Characteristic adverse reactions include gastric ulcer and liver toxicity.

Functional Antagonists of Allergy Mediators

Antiallergic preparations such as beta-adrenomimetics and alpha-beta-adrenomimetics, or glucocorticoids.

8-Oxyquinoline Derivatives

Antimicrobial chemical class represented by nitroxoline and chlorchinaldol.

8-Oxyquinoline with Intestinal Action (Adverse Reactions)

Characteristic adverse effects include iodine phenomena and optic nerve disorders.

Oxazolidinedinones (Adverse Reactions)

Adverse drug reactions include optic nerve damage and oral candidiasis.

Nitroxoline and 8-Oxyquinoline (Adverse Reactions)

Characteristic adverse manifestations include staining of urine in an orange-yellow color and damage to the oculomotor nerve.

Anaphylactic Shock (Preparations of Choice)

Primary antiallergic preparations consisting of epinephrine and dexamethasone.

Beta-Adrenoblockers (Antianginal Effect)

Exert an antianginal effect on the heart by decreasing the frequency of heart contractions and myocardial contractility, reducing the compressive force on the ventricular wall.

Coronavirus Infection Antivirals

Antiviral drugs used in treatment, including favipiravir, lopinavir, ritonavir, and remdesivir.

Cephalosporins (5th Generation)

Advanced cephalosporin antibiotics represented by ceftarolin, ceftobiprol, and ceftolazon.

Epinephrine (Effects in Anaphylactic Shock)

Acts by stimulating alpha-receptors (promoting vasoconstriction) and stimulating beta-2-receptors (promoting bronchodilation).

Fluoroquinolones for Anaerobic Infections

Specific fluoroquinolones effective against anaerobes, notably gatifloxacin and moxifloxacin.

Fluoroquinolones for Gram-Positive Cocci

Respiratory and advanced fluoroquinolones including levofloxacin and moxifloxacin.

Fluoroquinolones in Tuberculosis

Second-line antitubercular fluoroquinolones including gatifloxacin and moxifloxacin.

Bacteroides fragilis (Antimicrobials of Choice)

Antimicrobial groups indicated for treatment, specifically lincosamides, oxazolidinediones, and nitroimidazole derivatives.

Immunomodulatory Preparations of Bacterial Origin

Bacterial-derived immunomodulators including Ribomunil, bronhomunal, and pyrogenal.

Lincosamides (Indications)

Antibacterial agents indicated for toxoplasmosis as well as infections of bones and joints.

Nitroimidazole Derivatives (Indications)

Indicated for pseudomembranous colitis, duodenal ulcer, lambliosis, giardiasis, and anaerobic intra-abdominal and pelvic infections.

Oxazolidinedione Derivatives (Indications)

Indicated for tuberculosis with multidrug resistance, vancomycin-resistant staphylococcal infections, and vancomycin-resistant enterococcal/streptococcal infections.

8-Oxyquinoline Derivatives with Intestinal Action (Indications)

Locally active gut anti-infectives indicated for dysentery, salmonellosis, and foodborne infections.

8-Oxyquinoline Derivatives with Resorptive Action (Indications)

Systemically absorbed urinary antiseptics indicated for cystitis, urethritis, pyelonephritis, and prostatitis.

H1-Antihistamines (Anti-Vomiting Indications)

Indicated for motion sickness (kinetosis) and Meniere's disease.

H1-Antihistamines (Antiallergic Indications)

Indicated for the treatment of acute urticaria and angioneurotic edema.

H1-Antihistamines (Sedative-Hypnotic Indications)

Used for preoperative premedication to potentiate the effects of anxiolytics, analgesics, and neuroleptics.

Thiosemicarbazone Derivatives (Indications)

Antimicrobial derivatives indicated for infections of the oral cavity and pharynx.

Combined Sulfamides (Mechanism of Action)

Sequentially inhibit dihydropteroate synthetase and dihydrofolate reductase, blocking folic acid synthesis.

8-Oxyquinoline Derivatives (Mechanism of Action)

Complexes essential metal ions and inhibits bacterial DNA and protein synthesis.

Loop Diuretics (Mechanism of Action)

Inhibit oxidative/energetic processes by blocking thiol (SH) groups of enzymes in the epithelial cells of the thick ascending limb of Henle's loop.

Nitrofurans (Mechanism of Action)

Undergo rapid reduction by nitrofuran reductase to form toxic metabolites that damage the cell wall, ribosomal proteins, and DNA.

Nitroimidazole Derivatives (Mechanism of Action)

Intracellular reduction of the nitro group yields toxic reactive metabolites that cause DNA strand breakage and damage.

Oxazolidinedinones

Protein synthesis inhibitors including linezolid (lieneolid) and eperezolid, active against resistant Gram-positive pathogens.

Selective COX-1 Inhibitor

Acetylsalicylic acid when administered in low doses.

Fluoroquinolones (Pharmacodynamic Characteristics)

Bactericidal agents capable of acting on intracellular microorganisms, displaying a postantibiotic effect, and penetrating effectively into tissues.

Nitroxoline (Pharmacokinetics)

Absorbs rapidly and well from the gastrointestinal tract and is eliminated unchanged in the urine.

Non-Fluorinated Quinolones

First-generation quinolones like nalidixic acid and pipemidic acid, which primarily treat acute and chronic urinary tract infections caused by Gram-negative bacilli.

Thiosemicarbazone-Like Preparations

Topical oral antiseptic preparations exemplified by Septolete and phytosept.

Oxazolidinediones (Spectrum of Activity)

Primarily active against Gram-positive methicillin-resistant and vancomycin-resistant cocci/shells.

Resorbent 8-Oxyquinoline Derivatives (Spectrum)

Spectrum covers Gram-negative aerobic bacilli, Gram-positive and Gram-negative cocci, mycoplasmas, and ureaplasmas.

Nonsteroidal Anti-Inflammatory Drugs (Therapeutic Effects)

Provide combined anti-inflammatory, antipyretic, and analgesic effects.

Nitrofurans with Intestinal Action

Non-absorbable gut antimicrobials represented by furazolidone and nifuroxazide, indicated for food poisoning and dysentery.

Nitrofurans with Systemic Action

Systemically absorbed nitrofurans such as nitrofurantoin and nifuratel, indicated for bacterial and trichomoniasis urinary tract infections.

Azocompound Sulfamides (Indications)

Sulfonamides specifically indicated for non-specific ulcerative colitis and Crohn's (Khron) disease.

Sulfamides with Topical Action

Formulations including sulfacetamide and silver sulfadiazine indicated for conjunctivitis, blepharitis, and superficial burns.

Disease-Modifying Antirheumatic Drugs (DMARDs)

Agents including methotrexate, chloroquine, sulfasalazine, infliximab, and TNF-alpha blocking agents.

Selective COX-2 Inhibitors

Second-generation anti-inflammatory agents including celecoxib, etoricoxib, meloxicam, and parecoxib.

Ultra-Long-Acting H1-Antihistamines

Antihistaminic drugs with prolonged durations of action, including astemizole and mebhydroline.

Fluoroquinolones (Pediatric Contraindication)

Contraindicated in children and adolescents prior to puberty due to the risk of cartilage damage and arthropathy.

Sulfamide Crystalluria

Renal complication caused by precipitation of the poorly soluble acetylated forms of sulfonamides in renal tubules.

First-Generation Monofluorchinolones

Early fluoroquinolones including pefloxacin and ciprofloxacin.

Nitroimidazole Derivatives (Adverse Reactions)

Characteristic side effects include a bitter metallic taste, disulfiram-type ethanol intolerance reactions, and potential mutagenic effects.

Combined Systemic Sulfamides

Potentiated systemic preparations consisting of co-trimoxazole, co-trimazine, and sulfaton.

Single-Component Sulfamides (Mechanism of Action)

Competitively antagonize para-aminobenzoic acid (PABA) to inhibit the enzymatic synthesis of dihydrofolic acid.

Fluoroquinolones (Mechanism of Action)

Directly inhibit bacterial DNA gyrase (topoisomerase II) and topoisomerase IV, blocking nucleic acid synthesis.

Papillomavirus Antivirals

Antiviral and immunomodulating agents including afovirsen, imiquimod (imicvimod), podophyllin, and interferons.

Cardiac Glycosides (Hemodynamic Effects)

Cardiovascular actions producing positive inotropy, negative chronotropy, and negative dromotropy.

Echinocandins

Antifungal lipopeptides including caspofungin (capsofungina), anidulafungin, and micafungin that inhibit beta-1,3-glucan synthesis.

Allylamines

Class of antifungal agents represented by terbinafine and naftifine (naphthifine).

Semisynthetic Tetracyclines

Broad-spectrum tetracycline derivatives including methacycline and doxycycline.

Third-Generation Cephalosporins

Broad-spectrum beta-lactams including cefotaxime, cefoperazone, ceftazidime, ceftriaxone, and cefpodoxime.

First-Generation Aminoglycosides

Early aminoglycoside antibiotics including streptomycin and neomycin.

Ureidopenicillins

Antipseudomonal extended-spectrum penicillins including azlocillin and piperacillin.

Angiotensin-Converting Enzyme (ACE) Inhibitors

Antihypertensive agents that reduce both preload and postload and prolong the vasodilator actions of bradykinin.

Nitrofurans with Topical Action

Locally applied antiseptics including nitrofural and furazidine.

Sulfamides with Intestinal Action

Poorly absorbed sulfonamides including phthalylsulfathiazole, sulfaguanidine, and phthalylsulfapyridazine.

Amphenicols

Broad-spectrum bacteriostatic antibiotics represented by chloramphenicol and thiamphenicol.

Semisynthetic Antistaphylococcal Penicillins

Penicillinase-resistant beta-lactams including oxacillin and flucloxacillin.

First-Generation Cephalosporins

Cephalosporins active predominantly against Gram-positive cocci, including cefazolin, cefalexin (caffelexin), and cefadroxil.

Third-Generation Aminoglycosides

Advanced aminoglycosides represented by amikacin (amicacina) and netilmicin.

Ansamycins (Ansanveins)

Rifamycin class antibiotics represented by rifampicin and rifabutin.

Glycopeptides

Cell wall synthesis inhibitors including vancomycin and ristomycin.

Lipoglycopeptides

Semisynthetic lipoglycopeptide antibiotics represented by dalbavancin (dalbavanchina) and oritavancin (oritavancina).

Macrolide Antibiotics

50S ribosomal protein synthesis inhibitors including erythromycin, azithromycin, and clarithromycin.

Glycopeptide Resistance (Mechanism)

Bacterial resistance mediated through structural modification of the binding target (D-Ala-D-Ala to D-Ala-D-Lac).

Polyene Antibiotics

Antifungal antibiotics that bind membrane ergosterol, represented by amphotericin B and natamycin (nistatina).

Second-Generation Cephalosporins

Cephalosporins including cefuroxime, cefamandole, and cefaclor.

Long-Acting Diuretics

Diuretics characterized by prolonged action, including spironolactone, polythiazide, and chlorthalidone.

Short-Acting Diuretics

Rapid-onset, brief-duration diuretics including furosemide, torasemide, and mannitol.

Nitrates (Side Effects)

Common adverse effects include tolerance, headache, facial hyperemia, and reflex palpitations.

Respiratory Syncytial Virus Antivirals

Therapeutic options including ribavirin, palivizumab, and pooled immunoglobulins.

Orthomyxovirus Antivirals

Anti-influenza preparations including oseltamivir, zanamivir, rimantadine, and ribavirin.

Retrovirus Antivirals

Antiretroviral medications including zidovudine, didanosine, nevirapine, tenofovir, and ritonavir.

Antiherpetic Preparations (Mechanism of Action)

Undergo intracellular monophosphorylation by viral thymidine kinase to generate active viral DNA chain terminators.

Dopaminomimetic Indications

Indicated in clinical shock states such as cardiogenic shock, acute heart failure, and hypotonic hypotension.

Systemic Antacids

Readily absorbable alkaline compounds including sodium bicarbonate (hydrocarbonate) and calcium carbonate.

Nitrates (Antianginal Mechanism)

Predominantly promote peripheral venodilation, thereby reducing telediastolic pressure and wall stress in the left ventricle.

Amiodarone (Antiarrhythmic Mechanism)

Prolongs phase 3 repolarization, increases the effective refractory period, and exhibits negative batmotropic action.

Calcium Channel Blockers (Antihypertensive Mechanism)

Block L-type calcium channels, reducing intracellular calcium influx and inhibiting Ca2+-dependent vascular depolarization.

Strophanthin (Pharmacokinetics)

Poorly absorbed orally, exhibits minimal plasma protein binding, and is excreted unchanged in the urine.

Acetylcysteine (Mechanism of Action)

Mucolytic that cleaves the inter- and intracatenary disulfide bridges of mucoprotein aggregates.

Class 1A Antiarrhythmics (Mechanism)

Block fast sodium channels to inhibit rapid systolic depolarization and slow cardiac conduction.