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atenolol
generic
Black Box Warnings .
Avoid Abrupt Cessation
abrupt cessation in pts w/ CAD may cause angina exacerbation, MI, and ventricular arrhythmias; taper gradually and monitor when D/C chronic tx; restart tx if angina worsens or acute coronary insufficiency develops; avoid abrupt D/C in all pts in case unrecognized CAD
Adult Dosing .
Dosage forms: TAB: 25 mg, 50 mg, 100 mg
HTN
- [25-100 mg PO qd]
- Start: 25-50 mg PO qd, may incr. dose q1-2wk; Max: 100 mg/day; Info: taper dose gradually to D/C
angina
- [50-200 mg PO qd]
- Start: 50 mg PO qd, may incr. dose qwk; Max: 200 mg/day; Info: taper dose gradually to D/C
cardiovascular event risk reduction, post-MI
- [100 mg/day PO divided qd-bid]
- Info: start ASAP after pt stable; taper dose gradually to D/C
atrial fibrillation/flutter (off-label)
- [25-100 mg PO qd]
- Info: taper dose gradually to D/C
migraine prophylaxis (off-label)
- [100 mg PO qd]
- Start: 50 mg PO qd, titrate slowly; Info: taper dose gradually to D/C
essential tremor (off-label)
- [50-150 mg PO qd]
- Start: 50 mg PO qd, titrate slowly; Max: 150mg/day; Info: taper dose gradually to D/C
renal dosing
- [adjust dose amount]
- CrCl 15-35: max 50 mg/day; CrCl <15: max 25 mg/day
- HD: 25 mg qd, on dialysis days admin. after dialysis; give 25-50 mg as supplement if next maint. dose not due right after dialysis; PD: 25 mg qd; no supplement
hepatic dosing
- [not defined]
Peds Dosing .
- Dosage forms: TAB: 25 mg, 50 mg, 100 mg
HTN (off-label)
- [1-2 mg/kg/dose PO qd]
- Start: 0.8-1 mg/kg/dose PO qd; Max: 2 mg/kg/day; Info: taper dose gradually to D/C
supraventricular arrhythmia (off-label)
- [0.3-2 mg/kg/dose PO qd]
- Max: 2 mg/kg/day; Info: optimal dose not well established; taper dose gradually to D/C
aortic dilation, Marfan syndrome-assoc. (off-label)
- [6 mo and older]
- Dose: 1-4 mg/kg/dose PO qd; Start: 0.5 mg/kg/dose PO qd; Max: 250 mg/day; Info: taper dose gradually to D/C
renal dosing
- [adjust dose amount, frequency]
- CrCl 15-35: 1 mg/kg/dose up to 50 mg q24h; CrCl <15: 1 mg/kg/dose up to 50 mg q48h
- HD: 1 mg/kg/dose up to 50 mg q48h, on dialysis days admin. after dialysis; consider supplement if next maint. dose not due right after dialysis; PD: 1 mg/kg/dose up to 50 mg q48h; no supplement
hepatic dosing
- [not defined]
Contraindications / Cautions .
- hypersensitivity to drug or ingredient
- sinus bradycardia
- AV block, 2nd-3rd degree
- heart failure, decompensated
- cardiogenic shock
- sick sinus syndrome (pts w/o pacemaker)
- pheochromocytoma, untreated
- abrupt withdrawal
- caution: elderly pts
- caution: CrCl <35
- caution: anaphylactic rxn hx, severe
- caution: CAD
- caution: PVD
- caution: bronchospastic dz
- caution: thyroid disorder
- caution: WPW syndrome
- caution: myasthenia gravis
- caution: diabetes mellitus
- caution: surgery, major
- caution: fasting
Drug Interactions .
Overview
atenolol
beta blocker
- antihypertensive agent
- bradycardia
- delays atrioventricular conduction
Contraindicated
- isocarboxazid
Avoid/Use Alternative
- acebutolol
- albuterol
- albuterol inhaled
- aldesleukin
- aripiprazole lauroxil
- atenolol
- betaxolol
- bisoprolol
- brigatinib
- carvedilol
- ceritinib
- clonidine
- crizotinib
- esmolol
- etrasimod
- fenoldopam
- fexinidazole
- fingolimod
- labetalol
- levalbuterol inhaled
- lofexidine
- metoprolol
- nadolol
- nebivolol
- ozanimod
- pindolol
- ponesimod
- propranolol
- rivastigmine
- salmeterol inhaled
- siponimod
- terbutaline
- timolol
- verapamil
- vilanterol inhaled
Monitor/Modify Tx
- abiraterone acetate
- adenosine
- alectinib
- alfentanil
- alfuzosin
- almotriptan
- amantadine
- amifostine
- amiodarone
- amitriptyline
- amoxapine
- amphetamine
- apomorphine
- apraclonidine ophthalmic
- arformoterol inhaled
- aripiprazole
- aripiprazole bimonthly injection
- armodafinil
- arsenic trioxide
- articaine
- asciminib
- asenapine
- aspirin
- atazanavir
- atomoxetine
- atorvastatin
- atropine ophthalmic
- avanafil
- benzphetamine
- berberine
- betamethasone
- betaxolol ophthalmic
- bethanechol
- bexagliflozin
- bismuth subsalicylate
- bortezomib
- brexpiprazole
- brimonidine ophthalmic
- brimonidine topical
- bromocriptine
- budesonide
- bupivacaine
- bupivacaine liposomal
- buprenorphine
- bupropion
- butorphanol
- cabergoline
- caffeine
- caffeine citrate
- canagliflozin
- cannabis
- carbamazepine
- carfilzomib
- cariprazine
- carteolol ophthalmic
- celecoxib
- chloroprocaine
- chlorpromazine
- cilostazol
- clofarabine
- clomipramine
- clozapine
- cocaine
- codeine
- coenzyme Q-10
- corticotropin
- cortisone
- cyclosporine
- danazol
- dapagliflozin
- daprodustat
- darbepoetin alfa
- deflazacort
- desflurane
- desipramine
- desmopressin
- desvenlafaxine
- dexamethasone
- dexmedetomidine
- dexmedetomidine injection
- dexmethylphenidate
- dextroamphetamine
- diazoxide
- diclofenac
- diclofenac topical
- diethylpropion
- diflunisal
- digoxin
- dihydrocodeine
- dihydroergotamine
- diltiazem
- dinutuximab
- dipyridamole
- disopyramide
- dobutamine
- donepezil
- dopamine
- doxapram
- doxazosin
- doxepin
- dronabinol
- dronedarone
- droxidopa
- dulaglutide
- duloxetine
- eletriptan
- eliglustat
- empagliflozin
- entacapone
- entrectinib
- enzalutamide
- ephedra
- ephedrine injection
- ephedrine oral
- epinephrine
- epinephrine inhaled
- epoetin alfa
- epoprostenol
- erenumab
- ergotamine
- ertugliflozin
- esketamine
- estetrol (contraceptive)
- estradiol (contraceptive)
- ethanol
- ethinyl estradiol (contraceptive)
- etodolac
- fenfluramine
- fenoprofen
- fentanyl
- ferumoxytol
- flaxseed
- flecainide
- flibanserin
- fludrocortisone
- fluphenazine
- flurbiprofen
- formoterol inhaled
- fosphenytoin
- fostamatinib
- frovatriptan
- fruquintinib
- galantamine
- garlic
- gilteritinib
- guanfacine
- haloperidol
- hoodia
- hydralazine
- hydrocodone
- hydrocortisone
- hydromorphone
- ibrutinib
- ibuprofen
- icosapent ethyl
- iloperidone
- iloprost
- iloprost inhaled
- imipramine
- indomethacin
- iobenguane I 131
- iron sucrose
- isoflurane
- isoproterenol
- isosorbide dinitrate
- isosorbide mononitrate
- ivabradine
- ketoprofen
- ketorolac
- lacosamide
- lamotrigine
- lanreotide
- lasmiditan
- leflunomide
- levobunolol ophthalmic
- levodopa
- levomilnacipran
- levonordefrin
- levorphanol
- levothyroxine
- licorice
- lidocaine
- liothyronine
- lisdexamfetamine
- lopinavir/ritonavir
- lorlatinib
- loxapine
- lubiprostone
- lumacaftor/ivacaftor
- lumateperone
- lurasidone
- luspatercept
- magnesium salicylate
- magnesium sulfate
- maraviroc
- mavacamten
- meclofenamate
- mefenamic acid
- mefloquine
- meloxicam
- meperidine
- mepivacaine
- methadone
- methamphetamine
- methohexital
- methoxy polyethylene glycol-epoetin beta
- methylene blue injection
- methylergonovine
- methylphenidate
- methylprednisolone
- metoclopramide
- midazolam
- midodrine
- milnacipran
- milrinone
- mirabegron
- mirtazapine
- modafinil
- molindone
- morphine
- nabumetone
- nalbuphine
- naphazoline ophthalmic
- naproxen
- naratriptan
- nattokinase
- naxitamab
- neostigmine
- niacin (vitamin B3)
- nilotinib
- nitric oxide
- nitrite
- nitroglycerin
- nitroprusside
- nortriptyline
- obinutuzumab
- octreotide
- olanzapine
- oliceridine
- olodaterol inhaled
- omega-3-acid
- opicapone
- opium
- osilodrostat
- oxaprozin
- oxazepam
- oxycodone
- oxymetazoline nasal
- oxymetazoline ophthalmic
- oxymetazoline topical
- oxymorphone
- paliperidone
- pasireotide
- pentamidine
- pentazocine
- pentobarbital
- pentoxifylline
- perphenazine
- pexidartinib
- phendimetrazine
- phenelzine
- phenobarbital
- phentermine
- phenylephrine
- phenylephrine injection
- phenylephrine nasal
- phenylephrine ophthalmic
- phenylephrine rectal
- phenytoin
- piroxicam
- pitavastatin
- ponatinib
- pramipexole
- pravastatin
- praziquantel
- prazosin
- prednisolone
- prednisone
- procainamide
- procarbazine
- prochlorperazine
- promethazine
- propafenone
- propofol
- protriptyline
- pseudoephedrine
- pyridostigmine
- quetiapine
- quinidine (antiarrhythmic)
- quinine
- rasagiline
- regadenoson
- regorafenib
- remifentanil
- remimazolam
- riociguat
- ripretinib
- risperidone
- ritonavir
- rizatriptan
- ropinirole
- ropivacaine
- rosuvastatin
- rotigotine transdermal
- sacubitril
- safinamide
- salsalate
- saquinavir
- selegiline
- selegiline transdermal
- sevoflurane
- sildenafil
- silodosin
- simvastatin
- sodium ferric gluconate complex
- sorafenib
- sotagliflozin
- sotalol
- sparsentan
- sufentanil
- sugammadex
- sulindac
- sumatriptan
- tacrolimus
- tadalafil
- tagraxofusp
- tamsulosin
- tapentadol
- taurine
- terazosin
- teriflunomide
- testosterone
- tetrahydrozoline ophthalmic
- thalidomide
- thioridazine
- thiothixene
- thyroid
- ticagrelor
- timolol ophthalmic
- tizanidine
- tolcapone
- tolmetin
- tramadol
- trametinib
- tranylcypromine
- trazodone
- treprostinil
- triamcinolone
- trifluoperazine
- trimipramine
- vamorolone
- vandetanib
- vardenafil
- vasopressin
- venlafaxine
- viloxazine
- voclosporin
- vosoritide
- yohimbe
- ziprasidone
- ziv-aflibercept
- zolmitriptan
Caution Advised
- cevimeline
- green tea
- methacholine inhaled
- pilocarpine
- tasimelteon
Adverse Reactions .
Serious Reactions
- CHF
- bradycardia, severe
- heart block
- angina exacerbation if abrupt D/C
- MI if abrupt D/C
- ventricular arrhythmia
- ventricular arrhythmia if abrupt D/C
- Raynaud phenomenon
- bronchospasm
- hypersensitivity rxn
- lupus erythematosus
Common Reactions
- bradycardia
- hypotension
- fatigue
- dizziness
- cold extremities
- depression
- dyspnea
- hypotension, orthostatic
- leg pain
- bronchospasm
- lightheadedness
- lethargy
- diarrhea
- nausea
- vertigo
- drowsiness
Safety/Monitoring .
Monitoring Parameters
Cr at baseline; BP, HR
Look/Sound-Alike Drug Names
atenolol confused with: Actonel; albuterol; allopurinol; ALPRAZolam; carvedilol; labetalol; metoprolol
Pregnancy/Lactation .
Pregnancy
Clinical Summary
weigh risk/benefit during pregnancy, esp. in 2nd and 3rd trimesters; possible risk of teratogenicity based on limited or conflicting human data; risk of intrauterine growth restriction and neonatal adverse effects, incl. bradycardia and hypoglycemia, based on limited human data
Lactation
Clinical Summary
monitor infant closely while breastfeeding, esp. in high-risk infants; possible risk of infant bradycardia, cyanosis, and hypothermia based on limited human data; inadequate human data available to assess effects on milk production
Pharmacology .
Metabolism: none; CYP450: none
Excretion: urine 40-50%, feces 50%; Half-life: 6-7h
Subclass: Antianginals ; Antiarrhythmics, Oral ; Beta Blockers ; Essential Tremor ; Headache/Migraine
Mechanism of Action
selectively antagonizes beta-1 adrenergic receptors
Formulary .
No Formulary Selected
Manufacturer/Pricing .
Manufacturer: generic
DEA/FDA: Rx
Approximate Retail Price
from http://www.goodrx.com/atenolol
oral tablet:
- 25 mg (90 ea): $12.00
- 50 mg (90 ea): $12.00
- 100 mg (90 ea): $16.00
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