RENAL - Drugs Flashcards
Mannitol (mechanism)
Mechanism:
- Osmotic diuretic.
- Increase tubular fluid osmolarity –> increased urine flow, decreased intracranial/intraocular pressure
Use:
- Drug overdose
- Elevated intracranial/intraocular pressure
Toxicity:
- Pulmonary edema
- Dehydration
- Contraindicated in anuria, HF
Mannitol (use)
Mechanism:
- Osmotic diuretic.
- Increase tubular fluid osmolarity –> increased urine flow, decreased intracranial/intraocular pressure
Use:
- Drug overdose
- Elevated intracranial/intraocular pressure
Toxicity:
- Pulmonary edema
- Dehydration
- Contraindicated in anuria, HF
Mannitol (toxicity)
Mechanism:
- Osmotic diuretic.
- Increase tubular fluid osmolarity –> increased urine flow, decreased intracranial/intraocular pressure
Use:
- Drug overdose
- Elevated intracranial/intraocular pressure
Toxicity:
- Pulmonary edema
- Dehydration
- Contraindicated in anuria, HF
Acetazolamide (mechanism)
Mechanism:
- Carbonic anhydrase inhibitor
- Self limited NaHCO3 diuresis
- Decreased total body HCO3- stores
Use:
- Glaucoma
- Urinary alkalinization
- metabolic alkalosis
- Altitude sickness
- Pseudotumor cerebri
Toxicity:
- Hyperchloremic metabolic acidosis
- Paresthesias
- NH3 toxicity
- Sulfa allergy
Acetazolamide (Use)
Mechanism:
- Carbonic anhydrase inhibitor
- Self limited NaHCO3 diuresis
- Decreased total body HCO3- stores
Use:
- Glaucoma
- Urinary alkalinization
- metabolic alkalosis
- Altitude sickness
- Pseudotumor cerebri
Toxicity:
- Hyperchloremic metabolic acidosis
- Paresthesias
- NH3 toxicity
- Sulfa allergy
Acetazolamide (Toxicity)
Mechanism:
- Carbonic anhydrase inhibitor
- Self limited NaHCO3 diuresis
- Decreased total body HCO3- stores
Use:
- Glaucoma
- Urinary alkalinization
- metabolic alkalosis
- Altitude sickness
- Pseudotumor cerebri
Toxicity:
- Hyperchloremic metabolic acidosis
- Paresthesias
- NH3 toxicity
- Sulfa allergy
Furosemide (mechanism)
Sulfonamide loop Diuretics
Mechanism:
-
Na+/K+/2Cl- cotransporter inhibitor
- Abolishes concentration gradient of medulla
- Stimulate PGE release: vasodilation of afferent arteriole (inhibit with NSAIDS)
- Increase Ca++ excretion
Use:
- Edematous states (HF, Cirrhosis, nephrotic syndrome, pulmonary edema)
- Hypertension
- Hypercalcemia
Toxicity: (OH DANG)
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Furosemide (use)
Sulfonamide loop Diuretics
Mechanism:
- Na+/K+/2Cl- cotransporter inhibitor
- Abolishes concentration gradient of medulla
- Stimulate PGE release: vasodilation of afferent arteriole (inhibit with NSAIDS)
- Increase Ca++ excretion
Use:
- Edematous states (HF, Cirrhosis, nephrotic syndrome, pulmonary edema)
- Hypertension
- Hypercalcemia
Toxicity: (OH DANG)
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Furosemide (toxicity)
Sulfonamide loop Diuretics
Mechanism:
- Na+/K+/2Cl- cotransporter inhibitor
- Abolishes concentration gradient of medulla
- Stimulate PGE release: vasodilation of afferent arteriole (inhibit with NSAIDS)
- Increase Ca++ excretion
Use:
- Edematous states (HF, Cirrhosis, nephrotic syndrome, pulmonary edema)
- Hypertension
- Hypercalcemia
Toxicity: (OH DANG)
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Bumetanide (mechanism)
Sulfonamide loop Diuretics
Mechanism:
-
Na+/K+/2Cl- cotransporter inhibitor
- Abolishes concentration gradient of medulla
- Stimulate PGE release: vasodilation of afferent arteriole (inhibit with NSAIDS)
- Increase Ca++ excretion
Use:
- Edematous states (HF, Cirrhosis, nephrotic syndrome, pulmonary edema)
- Hypertension
- Hypercalcemia
Toxicity: (OH DANG)
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Bumetanide (use)
Sulfonamide loop Diuretics
Mechanism:
- Na+/K+/2Cl- cotransporter inhibitor
- Abolishes concentration gradient of medulla
- Stimulate PGE release: vasodilation of afferent arteriole (inhibit with NSAIDS)
- Increase Ca++ excretion
Use:
- Edematous states (HF, Cirrhosis, nephrotic syndrome, pulmonary edema)
- Hypertension
- Hypercalcemia
Toxicity: (OH DANG)
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Bumetanide (toxicity)
Sulfonamide loop Diuretics
Mechanism:
- Na+/K+/2Cl- cotransporter inhibitor
- Abolishes concentration gradient of medulla
- Stimulate PGE release: vasodilation of afferent arteriole (inhibit with NSAIDS)
- Increase Ca++ excretion
Use:
- Edematous states (HF, Cirrhosis, nephrotic syndrome, pulmonary edema)
- Hypertension
- Hypercalcemia
Toxicity: (OH DANG)
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Torsemide (mechanism)
Sulfonamide loop Diuretics
Mechanism:
-
Na+/K+/2Cl- cotransporter inhibitor
- Abolishes concentration gradient of medulla
- Stimulate PGE release: vasodilation of afferent arteriole (inhibit with NSAIDS)
- Increase Ca++ excretion
Use:
- Edematous states (HF, Cirrhosis, nephrotic syndrome, pulmonary edema)
- Hypertension
- Hypercalcemia
Toxicity: (OH DANG)
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Torsemide (use)
Sulfonamide loop Diuretics
Mechanism:
- Na+/K+/2Cl- cotransporter inhibitor
- Abolishes concentration gradient of medulla
- Stimulate PGE release: vasodilation of afferent arteriole (inhibit with NSAIDS)
- Increase Ca++ excretion
Use:
- Edematous states (HF, Cirrhosis, nephrotic syndrome, pulmonary edema)
- Hypertension
- Hypercalcemia
Toxicity: (OH DANG)
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Torsemide (toxicity)
Sulfonamide loop Diuretics
Mechanism:
- Na+/K+/2Cl- cotransporter inhibitor
- Abolishes concentration gradient of medulla
- Stimulate PGE release: vasodilation of afferent arteriole (inhibit with NSAIDS)
- Increase Ca++ excretion
Use:
- Edematous states (HF, Cirrhosis, nephrotic syndrome, pulmonary edema)
- Hypertension
- Hypercalcemia
Toxicity: (OH DANG)
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Ethacrynic acid (mechanism)
Loop Diuretic: Phenoxyacetic acid derivative
Mechanism_:_
- Inhibit Na/K/2Cl
Use:
- Diuresis in patients with sulfa alergies
Toxicity:
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Ethacrynic acid (Use)
Loop Diuretic: Phenoxyacetic acid derivative
Mechanism_:_
- Inhibit Na/K/2Cl
Use:
- Diuresis in patients with sulfa alergies
Toxicity:
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Ethacrynic acid (Toxicity)
Loop Diuretic: Phenoxyacetic acid derivative
Mechanism_:_
- Inhibit Na/K/2Cl
Use:
- Diuresis in patients with sulfa alergies
Toxicity:
- Ototoxicity
- Hypokalemia
- Dehydration
- Allergy (sulfa)
- Nephritis (interstitial)
- Gout
Chlorthalidone (Mechanism)
Thiazide diuretic
Mechanism:
-
Inhibit NaCl reabsorption in DCT
- Also Decrease Ca++ excretion
Clinical Use:
- Hypertension
- HF
- Idiopathic hypercalciuria
- Nephrogenic DI
- Osteoporosis
Toxicity (hyper GLUC)
- Hypokalemic metabolic alkalosis
- Hyponatremia
- hyperglycemia
- Hyperlipidemia (increase LDL/Cholesterol)
- Hyperuricemia
- Hypercalcemia
- Sulfa alergy
Chlorthalidone (clinical use)
Thiazide diuretic
Mechanism:
- Inhibit NaCl reabsorption in DCT
- Also Decrease Ca++ excretion
Clinical Use:
- Hypertension
- HF
- Idiopathic hypercalciuria
- Nephrogenic DI
- Osteoporosis
Toxicity (hyper GLUC)
- Hypokalemic metabolic alkalosis
- Hyponatremia
- hyperglycemia
- Hyperlipidemia (increase LDL/Cholesterol)
- Hyperuricemia
- Hypercalcemia
- Sulfa alergy