Pharm FA II Tox & SE p247 - 253 Flashcards
acetaminophen
N-acetylcysteine (replenishes glutathione)
AChE inhibitors, organophosphates
Atropine > pralidoxime
Antimuscarinic, anticholinergic agents
Physostigmine, control hyperthermia
Arsenic
Dimercaprol, succimer
Benzodiazepines
Flumazenil
Beta Blockers
Atropine, glucagon, saline
Carbon monoxide
100% Oxygen, hyperbaric oxygen
Copper
“penny” cillamine ( penicillamine), trientine
Cyanide
Nitrite +thiosulfate, hydroxycobalamin
Digitalis ( digoxin)
Digoxin-specific antibody fragments
Heparin
protamine sulfate
iron
deferoxamine, deferasirox, deferiprone
Lead
Calcium disodium EDTA, dimercarprol, succimer, penicillamine
mercury
dimercaprol, succimmer
methanol, ethylene glycol ( antifreeze)
fomepizole >ethanol, dialysis
Methemoglobin
methylene blue, Vitamin C ( reducing agent)
opioids
naloxone
salicylates
NaHCO3- ( alkaline urine) dialysis
TCAs
NaHCO3- ( stabilizes cardiac membrane)
warfarin
Vitamin K ( delayed effect), PCC/FFP ( immediate effect)
PCC - prothrombin complex concentrate
FFP - fresh frozen plasma
Coronary vasospasm
Cocaine, Amphetamines, Sumatriptan, Ergot alkaloids (CASE)
Cutaneous flushing
Vancomycin, Adenosine, Niacin, Ca2+ channel blockers, Echinocandins, Nitrates (flushed from VANCEN [dancing])
Red man syndrome?
rate-dependent infusion reaction to vancomycin causing widespread pruritic erythema. Manage with diphenhydramine, slower infusion rate.
Dilated cardiomyopathy?
Anthracyclines (eg, Doxorubicin, Daunorubicin); prevent with Dexrazoxane
Use Dex for Dox Dilated cardiomyopathy
Prevent Rx induced dilated cardiomyopathy?
prevent with Dexrazoxane
Use Dex for Dox Dilated cardiomyopathy
Torsades de pointes
Agents that prolong QT interval: antiArrhythmics (class IA, III), antiBiotics (eg, macrolides), anti“C”ychotics (eg, haloperidol), antiDepressants (eg, TCAs), antiEmetics (eg, ondansetron) (ABCDE)
Adrenocortical insufficiency
HPA suppression 2° to glucocorticoid withdrawal
Diabetes insipidus
Nephrogenic DBI
Lithium, demeclocycline (ADH antagonist)
Hot flashes
SERMs (eg, tamoxifen, clomiphene, raloxifene
Hyperglycemia
- Tacrolimus ((-) IL2 transcription by blocking calcineurin)
- Protease inhibitors
- Niacin
- HCTZ,
- Corticosteroids
Hyperprolactinemia
- Typical antipsychotics - Haloperidol, pimozide, trifluoperazine, fluphenazine, thioridazine, chlorpromazine.
- atypical antipsychotics - Aripiprazole, asenapine, clozapine, olanzapine, quetiapine, iloperidone, paliperidone,
risperidone, lurasidone, ziprasidone. - metoclopramide, (anti-emetic)
- methyldopa
- reserpine (stops resorption of catecholamines into vesicle in neuron VMAT)
Hyperthyroidism
Amiodarone, thyroid replacement therapy, iodine
Hypothyroidism
AMiodarone, SUlfonamides, Lithium
I AM SUddenly Low
SIADH
SIADH:
Carbamazepine, Cyclophosphamide, SSRIs
Can’t Concentrate Serum Sodium
Acute cholestatic hepatitis, jaundice
Macrolides (eg, erythromycin)
Diarrhea
- Acamprosate - dec desire for alcohol
- antidiabetic agents (acarbose, metformin, pramlintide),
- colchicine,
- cholinesterase inhibitors,
- lipid-lowering agents (eg, ezetimibe, orlistat),
- macrolides (eg, erythromycin),
- SSRI
Focal to massive hepatic necrosis
Halothane, Amanita phalloides (death cap mushroom), Valproic acid, Acetaminophen
Cause HAVAc to Liver
Hepatitis
Rifampin, isoniazid, pyrazinamide, statins, fibrates
TB rx and Chol lowering rx.
RIP FuckS Liver
Pancreatitis
- *D**idanosine (NRTI - HIV rx) , Corticosteroids, Alcohol, Valproic acid, Azathioprine ( dec purine synthesis (+) by HGPRT), Diuretics (eg, furosemide, HCTZ)
- *D**rugs Causing A Violent Abdominal Distress
Pill-induced esophagitis
- Bisphosphonates
- ferrous sulfate,
- potassium chloride
- NSAIDs,
- Tetracyclines
Caustic effect minimized with upright posture and adequate water ingestion
Pseudomembranous colitis
Ampicillin, cephalosporins, clindamycin, fluoroquinolones
Antibiotics predispose to superinfection by resistant C difficile
FACC!! I’m shitting from C diff
Agranulocytosis
- Dapsone - leprosy
- Clozapine - atypical antipsych
- Carbamazepine - anti epileptic
- Propylthiouracil - hyperthyroid
- Methimazole - hyperthyroid
- Colchicine - gout
- Ganciclovir - CMV
Drugs Can Cause Pretty Major Collapse of Granulocytes
Aplastic anemia
Carbamazepine, Methimazole, NSAIDs, Benzene, Chloramphenicol, Propylthiouracil
Can’t Make New Blood Cells Properly
Direct Coombs positive hemolytic anemia
Penicillin, methylDopa, Cephalosporins
P Diddy Coombs
Drug reaction with eosinophilia and systemic symptoms (DRESS)
Allopurinol, anticonvulsants, antibiotics, sulfa drugs
DRESS is a potentially fatal delayed hypersensitivity reaction. Latency period (2–8 weeks) followed by fever, morbilliform skin rash, and frequent multiorgan involvement.
Treatment: withdrawal of offending drug, corticosteroids
Grey Baby syndrome
Chloramphenicol
Hemolysis in G6PD deficiency
Isoniazid, Sulfonamides, Dapsone, Primaquine, Aspirin, Ibuprofen, Nitrofurantoin
Hemolysis IS D PAIN
Megaloblastic anemia
Hydroxyurea, Phenytoin, Methotrexate, Sulfa drugs
U’re having a mega blast with PMS
Thrombocytopenia
- *H**eparin, Vancomycin, Linezolid
- *H**elp! Very Low platelets
Thrombotic complications
Combined oral contraceptives, hormone replacement therapy, SERMs (eg, tamoxifen, raloxifene, clomiphene)
Estrogen-mediated side effect
Drug-induced lupus
Methyldopa, Minocycline, Hydralazine, Isoniazid, Phenytoin, Sulfa drugs, Etanercept, Procainamide
Lupus Makes My HIPS Extremely Painful
Fat redistribution
Protease inhibitors, Glucocorticoids
Fat PiG
Gingival hyperplasia
- *C**yclosporine, Ca2+ channel blockers, Phenytoin
- *C**an Cause Puffy gums
Hyperuricemia (gout)
- *P**yrazinamide, Thiazides, Furosemide, Niacin, Cyclosporine
- *P**ainful Tophi and Feet Need Care
Myopathy
- Statins
- fibrates
- niacin
- colchicine
- daptomycin
- hydroxychloroquine
- interferon-α
- penicillamine
- glucocorticoid
Osteoporosis
- Corticosteroids
- depot medroxyprogesterone acetate
- GnRH agonists
- aromatase inhibitors
- anticonvulsants
- heparin
- PPIs
Photosensitivity
- *Sulfonamides, Amiodarone, Tetracyclines, 5-F**U
- *SAT** For Photo
Rash (Stevens-Johnson syndrome)
Anti-epileptic drugs (especially lamotrigine), allopurinol, sulfa drugs, penicillin
Steven Johnson has epileptic allergy to sulfa drugs and penicillin
Teeth discoloration
Tetracyclines
Teethracyclines
Tendon and cartilage damage
Fluoroquinolones
Sx of Cinchonism
tinnitus, hearing/vision loss, psychosis, and cognitive impairment
Parkinson-like syndrome
Antipsychotics, Reserpine, Metoclopramide
Cogwheel rigidity of ARM
Peripheral neuropathy
Isoniazid, phenytoin, platinum agents (eg, cisplatin), vincristine
Idiopathic intracranial hypertension
Growth hormones, tetracyclines, vitamin A
Seizures
- Isoniazid (vitamin B6 deficiency),
- Bupropion
- Imipenem/cilastatin
- Tramadol
- Enflurane
With seizures, I BITE my tongue
Tardive dyskinesia
Antipsychotics, metoclopramide
Visual disturbance
- Topiramate (blurred vision/diplopia, haloes), - anti-epileptic
- Digoxin (yellow-tinged vision),
- Isoniazid (optic neuropathy/color vision changes),
- Vigabatrin (bilateral visual field defects), - anti-epileptic
- PDE-5 inhibitors (blue-tinged vision), - sildenafil etc. ED/pulm HTN
- Ethambutol (color vision changes)
These Drugs Irritate Very Precious Eyes
Fanconi syndrome
Cisplatin, ifosfamide, expired tetracyclines, tenofovir (NRTI)
CITT Fanconi
Fanconi - Generalized reabsorption defect in PCT –> excretion of amino acids, glucose, HCO3–, and PO43–, and all substances reabsorbed by the PCT
May lead to metabolic acidosis (proximal RTA), hypophosphatemia, osteopenia
Hemorrhagic cystitis
Cyclophosphamide, ifosfamide
Interstitial nephritis
Diuretics (Pee), NSAIDs (Pain-free), Penicillins and cephalosporins, PPIs, rifamPin, and sulfa drugs
Remember the 5 P’s
Pulmonary fibrosis
- Methotrexate
- Nitrofurantoin,
- Carmustine (DNA alkylating agent),
- Bleomycin,
- Busulfan,
- Amiodarone
My Nose Cannot Breathe Bad Air
Antimuscarinic
Atropine, TCAs, H1-blockers, antipsychotics
Disulfiram-like reaction
1st-generation Sulfonylureas, Procarbazine ( Cell cycle phase–nonspecific alkylating agent, brain and hodgkins), certain Cephalosporins, Griseofulvin, Metronidazole
Find diSulfiraM with a GPS
Nephrotoxicity/ ototoxicity
- *Loop diuretics, Aminoglycosides, cisPlatin, Vancomycin, amphoTER**icin B
- *Listen And Pee Very TERriB**ly
p450 (+)’rs
- Chronic alcohol use
- St. John’s wort
- Nevirapine - anti HIV
- Rifampin - anti TB
- Griseofulvin - anti fungal
- Carbamazepine - anti epileptic
- Phenytoin - anti epileptic
- Phenobarbital - barb
- Modafinil - for narcolepsy - GABA (-)’n, Glu (+)’n
Most chronic alcoholics Steal Phen-Phen and Never Refuse Greasy Carb
Substrates for p450
Warfarin
Anti-epileptics
Theophylline
OCPs
War Against The OCPs
p450 (-)’rs
- Acute alcohol abuse
- Grapefruit juice
- Fluconazole - anti fungal
- Isoniazid - anti-TB
- Ketoconazole - anti fungal
- Ciprofloxacin - antibiotic (flouroquinolone)
- Chloramphenicol - antibiotic
- Clarithromycin - antibiotic (macrolides)
- Erythromycin - antibiotic (macrolides)
- Metronidazole - antibiotic
- Sulfonamides - antibiotic
- Cimetidine - H+ blocker
- Omeprazole - PPI
- Amiodarone - class III anti arrythmic (K+ ch blocker)
- Sodium valproate - anti-epileptic
AGH!!! FIK CChEMS (chemical) ChAOS with p450 (-)’rs
Ex of Sulfa rx?
- Sulfonamide antibiotics,
- Sulfasalazine,
- Probenecid,
- Furosemide,
- Acetazolamide,
- Celecoxib,
- Thiazides,
- Sulfonylureas.
Scary Sulfa Pharm FACTS
SE of Sulfa drugs
Patients with sulfa allergies may develop fever, urinary tract infection, StevensJohnson syndrome, hemolytic anemia, thrombocytopenia, agranulocytosis, acute interstitial nephritis, and urticaria (hives).