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Joint Pain (6)
Chest Pain (3)
Irregular Heart Beat (2)
Some Numbness In Arms (1)
Sore Mouth (1)
Swelling In Feet (1)
Swelling Of Hands Feet (1)
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Potassium Side Effects and Adverse Effects reported to US Food and Drug Administration (FDA)

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Showing 1-25 of 843 

Somnolence, Fatigue (8440602-9)
on Jun 13, 2012 Female from UNITED STATES , 77 years of age, weighting 269.0 lb, was treated with Potassium Acetate. Directly after, patient experienced the unwanted or unexpected Potassium side effects: somnolence, fatigue. Potassium Acetate dosage: N/A.
Associated medications used:
  • Levothyroxine Sodium
  • Aleve (caplet) (1 Df, Bid)
  • Furosemide
  • Spironolactone
  • Captopril
  • Hydroxyzine
  • Iron


Cardiac Failure, Coma, Overdose, Blood Potassium Increased, Ventricular Tachycardia (8440548-6)
Patient was taking Potassium Chloride. Patient felt the following Potassium side effects: cardiac failure, coma, overdose, blood potassium increased, ventricular tachycardia on Jun 05, 2012 from UNITED STATES Additional patient health information: Female , 46 years of age, . Potassium Chloride dosage: Slow Release Tabs.

Overdose, Electrocardiogram Abnormal, Blood Potassium Increased, Ventricular Tachycardia (8440547-4)
Adverse event was reported on Jun 05, 2012 by a Male taking Potassium Chloride (Dosage: Slow-release) . Location: UNITED STATES , 36 years of age, After Potassium was administered, patient encountered several Potassium side effects: overdose, electrocardiogram abnormal, blood potassium increased, ventricular tachycardia.

Acute Respiratory Failure, Hyperkalaemia, Chronic Obstructive Pulmonary Disease, Respiratory Tract Infection (8439929-6)
on Jun 09, 2012 Male from UNITED STATES , weighting 200.0 lb, was diagnosed with
  • mineral supplementation
  • chronic obstructive pulmonary disease
and was treated with Potassium Chloride. Directly after, patient experienced the unwanted or unexpected Potassium side effects: acute respiratory failure, hyperkalaemia, chronic obstructive pulmonary disease, respiratory tract infection. Potassium Chloride dosage: 10 Meq.
Associated medications used:
  • Bi 1744+tiotropium
  • Flovent (220 Meq)
  • Proair Hfa (180 Meq)
Patient was hospitalized.


Cerebrovascular Accident (8438027-5)
on Jun 17, 2011 Male from UNITED STATES , 69 years of age, was treated with Potassium Acetate. Patient felt the following Potassium side effects: cerebrovascular accident. Potassium Acetate dosage: N/A.
Multiple prescriptions taken:
  • Flonase
  • Lenalidomide (25 Mg, X21, Po)
Patient was hospitalized.

Muscle Spasms, Restless Legs Syndrome, Urinary Tract Infection, Fatigue, Surgery, Arthralgia, Dyspepsia (8436782-1)
Patient was taking Potassium Chloride. After Potassium was administered, patient encountered several Potassium side effects: muscle spasms, restless legs syndrome, urinary tract infection, fatigue, surgery, arthralgia, dyspepsia on Jun 06, 2012 from UNITED STATES Additional patient health information: Female , weighting 195.0 lb, . Potassium Chloride dosage: N/A.
Multiple concurrent drugs taken:
  • Acetaminophen (Used On And Off)
  • Lantus
  • Acetaminophen (Used On And Off)
  • Meloxicam
  • Simvastatin
  • Tramadol Hcl (Dose: Every 4-6 Hours ^usually One In The Morning^.)
  • Metformin Hcl
  • Hydrochlorothiazide


Multi-organ Disorder (8431764-8)
Adverse event was reported on May 31, 2012 by a Male taking Potassium Chloride (Dosage: Unk) . Location: FRANCE , weighting 308.6 lb, Directly after, patient experienced the unwanted or unexpected Potassium side effects: multi-organ disorder.
Associated medications used:
  • Glucophage (Unk)
  • Polyethylene Glycol (Unk)
  • Ambisome (10 Mg/kg, Uid/qd)
  • Amiodarone Hcl (Unk)
  • Corgard (Unk)
  • Atorvastatin (Unk)
  • Acetaminophen (Unk)
  • Atacand (Unk)


Anxiety, Blood Pressure Increased, Feeling Abnormal, Dizziness, Condition Aggravated, Product Quality Issue (8431642-4)
on Nov 30, 2011 Female from UNITED STATES , 54 years of age, was treated with Potassium Cl. Patient felt the following Potassium side effects: anxiety, blood pressure increased, feeling abnormal, dizziness, condition aggravated, product quality issue. Potassium Cl dosage: N/A.
Multiple prescriptions taken:
  • Lorazepam
  • Pancrease Mt16
  • Imitrex
  • Synthroid
  • Phillips Gel Caps
  • Nodoz
  • Pepcid Ac
  • Treximet (1tab As Required)


Bone Marrow Failure (8430707-0)
on Jun 07, 2011 Male from UNITED STATES , 80 years of age, was treated with Potassium Chloride. After Potassium was administered, patient encountered several Potassium side effects: bone marrow failure. Potassium Chloride dosage: N/A.
Multiple concurrent drugs taken:
  • Multivitamin
  • Folic Acid
  • Omega Fish Oil (fish Oil)
  • Gabapentin
  • Questran
  • Procrit
  • Tylenol W/ Codeine (panadeine Co)
  • Revlimid (5 Mg, 1 In 1 D, Po)


Electrolyte Imbalance, Diarrhoea (8429026-8)
Patient was taking Potassium Phosphate. Directly after, patient experienced the unwanted or unexpected Potassium side effects: electrolyte imbalance, diarrhoea on Jun 08, 2012 from UNITED STATES Additional patient health information: Male , weighting 155.0 lb, was diagnosed with
  • hypokalaemia
  • antiviral prophylaxis
and. Potassium Phosphate dosage: 250 Mg, 2x/day.
Associated medications used:
  • Valcyte (450 Mg, 1x/day)
  • Prednisone (5 Mg, 1x/day)
  • Cellcept (750/500/750 Per Day)
  • Bactrim (400 Mg, 1x/day)
  • Multi-vitamins (1 Tab Daily)
  • Welchol (Unk)
  • Norvasc (5 Mg, 1x/day)
  • Nexium (40 Mg, 1x/day)
Patient was hospitalized.

Respiratory Failure, Failure To Thrive, Renal Failure Acute, Diarrhoea, Septic Shock, Urinary Tract Infection Pseudomonal, Weight Decreased, Rhinorrhoea, Pleural Effusion (8428930-4)
Adverse event was reported on Jun 04, 2012 by a Female taking Potassium Chloride (Dosage: Unk) . Location: UNITED STATES , weighting 141.1 lb, Patient felt the following Potassium side effects: respiratory failure, failure to thrive, renal failure acute, diarrhoea, septic shock, urinary tract infection pseudomonal, weight decreased, rhinorrhoea, pleural effusion.
Multiple prescriptions taken:
  • Prilosec (Unk)
  • Glucophage (Unk)
  • Paxil (Unk)
  • Coumadin (2.5 Mg, Uid/qd)
  • Erlotinib Hydrochloride (150 Mg, Uid/qd)
  • Mycostatin (Unk)
  • Levothroid
  • Fluids (Unk)
Patient was hospitalized.

Renal Failure Acute (8428323-X)
on Jun 04, 2012 Male from UNITED STATES , weighting 167.8 lb, was treated with Potassium. After Potassium was administered, patient encountered several Potassium side effects: renal failure acute. Potassium dosage: 10 Milliequivalents;.
Multiple concurrent drugs taken:
  • Multi-vitamin
  • Immune Globulin Intravenous (human)
  • Treanda
  • Diltiazem (120 Milligram;)
  • Ranitidine Hcl
  • Vicodin (5/325mg Po Q4-6 Hrs)
  • Epogen (40,000 Units, Weekly)
  • Furosemide (Bid)
Patient was hospitalized.

Gastric Disorder (8428008-X)
on Apr 30, 2012 Female from UNITED STATES , 60 years of age, was treated with Potassium Chloride. Directly after, patient experienced the unwanted or unexpected Potassium side effects: gastric disorder. Potassium Chloride dosage: N/A.

Pneumonia (8426188-3)
Patient was taking Potassium Chloride. Patient felt the following Potassium side effects: pneumonia on Apr 18, 2011 from UNITED STATES Additional patient health information: Male , 72 years of age, weighting 229.0 lb, . Potassium Chloride dosage: N/A.
Multiple prescriptions taken:
  • Glyburide
  • Prednisone
  • Aspirin
  • Mucinex
  • Levaquin
  • Colace (docusate Sodium)
  • Rapaflo (silodosin)
  • Pro-air Hfa (procaterol Hydrochloride)
Patient was hospitalized.

Aspergillosis, Neutrophil Count Decreased, Weight Decreased, White Blood Cell Count Decreased, Non-hodgkin's Lymphoma, Delirium, Fall, Platelet Count Decreased, Pyrexia (8422816-7)
Adverse event was reported on May 29, 2012 by a Male taking Potassium Chloride (Dosage: N/A) . Location: UNITED STATES , 77 years of age, After Potassium was administered, patient encountered several Potassium side effects: aspergillosis, neutrophil count decreased, weight decreased, white blood cell count decreased, non-hodgkin's lymphoma, delirium, fall, platelet count decreased, pyrexia.
Multiple concurrent drugs taken:
  • Ferrous Sulfate
  • Decadron
  • Proscar
  • Folic Acid
  • Prochlorperazine Maleate
  • Prochlorperazine Maleate
Patient was hospitalized.

Renal Impairment, Dysuria (8421158-3)
on Jun 27, 2011 Male from UNITED STATES , 60 years of age, weighting 305.0 lb, was treated with Potassium Chloride. Directly after, patient experienced the unwanted or unexpected Potassium side effects: renal impairment, dysuria. Potassium Chloride dosage: N/A.
Associated medications used:
  • Lotrel
  • Revlimid (25 Mg, Daily X 21/28 Days, Po)
  • Magnesium (magnesium)
  • Clonidine


Anxiety, Depression, Cerebrovascular Accident, Vitamin D Deficiency, Vertigo, Osteoporosis, Cardiac Disorder, Osteoarthritis, Migraine (8420489-0)
on May 30, 2012 Female from UNITED STATES , 59 years of age, weighting 183.0 lb, was treated with Potassium. Patient felt the following Potassium side effects: anxiety, depression, cerebrovascular accident, vitamin d deficiency, vertigo, osteoporosis, cardiac disorder, osteoarthritis, migraine. Potassium dosage: N/A.
Multiple prescriptions taken:
  • Albuterol Sulfate (0.083%ml As Needed)
  • Glimepiride
  • Hydrocodone Bitartrate And Acetaminophen (5/500)
  • Fluconazole
  • Exforge
  • Atenolol
  • Atenolol
  • Acetaminophen (2 30 500 Mg As Directed)


Tumour Lysis Syndrome, Weight Decreased (8420446-4)
Patient was taking Potassium Magnesium Aspartate. After Potassium was administered, patient encountered several Potassium side effects: tumour lysis syndrome, weight decreased on Jun 01, 2012 from UKRAINE Additional patient health information: Female , weighting 87.08 lb, was diagnosed with
  • hypokalaemia
  • tumour lysis syndrome
and. Potassium Magnesium Aspartate dosage: N/A.
Multiple concurrent drugs taken:
  • Allopurinol
  • Vincristine (2 Mg)
  • Ondansetron (8 Milligram;)
  • Ondansetron (24 Milligram;)
  • Thiotriazolinum 2.5% (4 Ml;)
  • Omeprazole (20 Milligram;)
  • Prednisolone (60 Mg/day)
  • Clemastine (2 Ml;)
Patient was hospitalized.

Febrile Neutropenia, Disease Progression, Lymphoma (8420161-7)
Adverse event was reported on Dec 22, 2011 by a Male taking Potassium Chlroide (potassium Chloride) (Dosage: N/A) . Location: UNITED STATES , 79 years of age, weighting 151.0 lb, Directly after, patient experienced the unwanted or unexpected Potassium side effects: febrile neutropenia, disease progression, lymphoma.
Associated medications used:
  • Revlimid (10 Mg, 1 In 1 D, Po)
  • Rituxan
  • Proscar
  • Allopurinol
  • Neurontin
  • Nitrofurantoin
  • Lomotil
Patient was hospitalized.

Thrombocytopenia, Neutropenia, Cholecystitis Infective (8415724-9)
on Apr 05, 2011 Female from UNITED STATES , 61 years of age, weighting 251.0 lb, was treated with Potassium Chloride. Patient felt the following Potassium side effects: thrombocytopenia, neutropenia, cholecystitis infective. Potassium Chloride dosage: N/A.
Multiple prescriptions taken:
  • Acyclovir
  • Naprosyn
  • Trazodone Hcl
  • Colestid
  • Warfarin Sodium
  • Zometa
  • Revlimid (10 Mg, Daily, Po ; 10 Mg, Monday To Friday, Po ; 10 Mg, Monday To Friday, Po)
  • Revlimid (10 Mg, Daily, Po ; 10 Mg, Monday To Friday, Po ; 10 Mg, Monday To Friday, Po)


Pulmonary Embolism, Chest Pain, Anxiety (8410974-X)
on May 31, 2012 Female from UNITED STATES , 22 years of age, weighting 138.9 lb, was treated with Potassium Chloride. After Potassium was administered, patient encountered several Potassium side effects: pulmonary embolism, chest pain, anxiety. Potassium Chloride dosage: Unk Unk, Prn.
Multiple concurrent drugs taken:
  • Nsaid's (Unk)
  • Yaz (1 Tab/day)
  • Meclizine
  • Hydromax Sr
  • Sulfamethoxazole
  • Levbid (0.375 Unk, Unk)
  • Ondansetron
  • Cefpodoxime Proxetil
Patient was hospitalized.

Hypersensitivity (8409868-5)
Patient was taking Potassium Penicillin G. Directly after, patient experienced the unwanted or unexpected Potassium side effects: hypersensitivity on May 29, 2012 from UNITED STATES Additional patient health information: Female , weighting 120.0 lb, . Potassium Penicillin G dosage: Unk.
Associated medications used:
  • Calcium (Unk, Daily)


Blood Pressure Decreased, Completed Suicide, Blood Urea Increased, Blood Creatinine Increased, Blood Potassium Increased, Heart Rate Decreased, Toxicity To Various Agents (8409812-0)
Adverse event was reported on Jun 05, 2012 by a Female taking Potassium Chloride (Dosage: 10 Meq, Unk) . Location: UNITED STATES , 89 years of age, Patient felt the following Potassium side effects: blood pressure decreased, completed suicide, blood urea increased, blood creatinine increased, blood potassium increased, heart rate decreased, toxicity to various agents.
Multiple prescriptions taken:
  • Verapamil Hcl (Unk)


Abortion Spontaneous (8405459-0)
on May 25, 2012 Female from UNITED STATES , 28 years of age, was treated with Potassium Chloride. After Potassium was administered, patient encountered several Potassium side effects: abortion spontaneous. Potassium Chloride dosage: N/A.
Multiple concurrent drugs taken:
  • Prozac
  • Toprol-xl
  • Hydrochlorothiazide
  • Tysabri
  • Multi-vitamin
  • Cozaar
  • Amantadine Hcl
  • Calcium With Vitamin D


Blood Pressure Decreased (8400072-3)
on May 22, 2012 Male from UNITED STATES , weighting 162.0 lb, was treated with Potassium Chloride. Directly after, patient experienced the unwanted or unexpected Potassium side effects: blood pressure decreased. Potassium Chloride dosage: N/A.
Associated medications used:
  • Multi-vitamin
  • Lovaza
  • Calcium
  • Simvastatin
  • Pradaxa (300 Mg)
  • Dyazide
  • Naproxen (aleve)
  • Vitamin D


Showing 1-25 of 843 

Potassium Health Episodes

How Can Potassium Affect You?

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It is very important to keep track of all side effects and discuss them with your doctor. If you think you may have a medical emergency, call your doctor or 911 immediately.

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Most drugs have a large list of nonsevere or mild adverse effects which do not rule out continued usage. These effects depend on individual sensitivity, and can include nausea, dizziness, diarrhea, malaise, vomiting, headache, dermatitis, dry mouth, etc. Check commonly reported side effects . These can be considered a form of pseudo-allergic reaction, as not all users experience these effects; many users experience none at all.

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

Potassium Information

DEXTROSE DEXTROSE, LOSARTAN SODIUM CH

Active Ingredient: ALLYLTHIO CALCIUM C CALCIUM S CITRIC AC DEXTROSE DEXTROSE; EUPHRASIA HYDROCHLO LOSARTAN LYSINE HY NICKEL SU POTASSIUM

More About Potassium

Side Effects reported to FDA: 843. View Potassium Adverse Reports

Potassium safety alerts: 2008

Reported deaths: 91

Reported hospitalizations: 249

20 mEq Potassium Chloride in 5 Percent Dextrose and 0.45 Percent Sodium Chloride Injection, USP

Audience: Hospital pharmacists, hospital risk managers, other healthcare professionals

[Posted 12/09/2008] Hospira, Inc. notified healthcare professionals of a recall of one lot (lot number 65-620-FW, expiration date May 1, 2010, NDC 0409-7902-09) of 20 mEq Potassium Chloride in 5% Dextrose and 0.45% Sodium Chloride Injection, USP in 1000 mL flexible plastic containers. A small number of the containers may be incorrectly labeled with a bar code for 5% Dextrose Injection, USP (NDC 0409-7922-09). The incorrect bar code could lead to a medication error resulting in the wrong drug being delivered to a patient if a bar code system is used to confirm the medication. Potential adverse events related to an error of this type include electrolyte imbalance, cardiac dysfunction, gastrointestinal disturbances, paresthesia and mental confusion. The affected lot was shipped to U.S. customers between July 2008 and September 2008. Healthcare facilities with an existing inventory should quarantine the product immediately and call Hospira Customer Care at 1-877-946-7747 for instructions on how to return it.

[December 08, 2008 - Press Release - Hospira, Inc.]

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