Before Using

Drug information provided by: Micromedex

In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:

Allergies

Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.

Pediatric

Appropriate studies performed to date have not demonstrated pediatric-specific problems that would limit the usefulness of arsenic trioxide in children. However, safety and efficacy have not been established in children younger than 4 years of age.

Geriatric

No information is available on the relationship of age to the effects of arsenic trioxide in geriatric patients.

Drug Interactions

Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are receiving this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.

Using this medicine with any of the following medicines is not recommended. Your doctor may decide not to treat you with this medication or change some of the other medicines you take.

  • Amifampridine
  • Bepridil
  • Cisapride
  • Dronedarone
  • Foscarnet
  • Lidoflazine
  • Mesoridazine
  • Pimozide
  • Piperaquine
  • Sparfloxacin
  • Terfenadine
  • Thioridazine
  • Ziprasidone

Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

  • Acecainide
  • Acetazolamide
  • Ajmaline
  • Alfuzosin
  • Amiloride
  • Amiodarone
  • Amisulpride
  • Amitriptyline
  • Amoxapine
  • Amphotericin B
  • Apomorphine
  • Aprindine
  • Artemether
  • Asenapine
  • Astemizole
  • Azimilide
  • Azithromycin
  • Azosemide
  • Bedaquiline
  • Bemetizide
  • Bendroflumethiazide
  • Benzthiazide
  • Bretylium
  • Bumetanide
  • Buthiazide
  • Canrenoate
  • Canrenone
  • Chloral Hydrate
  • Chloroquine
  • Chlorothiazide
  • Chlorpromazine
  • Chlorthalidone
  • Ciprofloxacin
  • Citalopram
  • Clarithromycin
  • Clomipramine
  • Clopamide
  • Clozapine
  • Crizotinib
  • Cyclobenzaprine
  • Cyclothiazide
  • Dabrafenib
  • Dasatinib
  • Delamanid
  • Desipramine
  • Dibenzepin
  • Disopyramide
  • Dofetilide
  • Dolasetron
  • Domperidone
  • Doxepin
  • Droperidol
  • Encainide
  • Enflurane
  • Eplerenone
  • Erythromycin
  • Escitalopram
  • Ethacrynic Acid
  • Etozolin
  • Fenquizone
  • Fingolimod
  • Flecainide
  • Fluconazole
  • Fluoxetine
  • Formoterol
  • Furosemide
  • Gatifloxacin
  • Gemifloxacin
  • Glycerin
  • Granisetron
  • Halofantrine
  • Haloperidol
  • Halothane
  • Hydrochlorothiazide
  • Hydroflumethiazide
  • Hydroquinidine
  • Ibutilide
  • Iloperidone
  • Imipramine
  • Indapamide
  • Isoflurane
  • Isradipine
  • Ivabradine
  • Ketoconazole
  • Lapatinib
  • Levofloxacin
  • Levomethadyl
  • Lopinavir
  • Lorcainide
  • Lumefantrine
  • Mannitol
  • Mefloquine
  • Methadone
  • Methyclothiazide
  • Metolazone
  • Moxifloxacin
  • Nilotinib
  • Norfloxacin
  • Nortriptyline
  • Octreotide
  • Ofloxacin
  • Ondansetron
  • Paliperidone
  • Pasireotide
  • Pazopanib
  • Pentamidine
  • Perflutren Lipid Microsphere
  • Pimozide
  • Piretanide
  • Pirmenol
  • Polythiazide
  • Posaconazole
  • Prajmaline
  • Probucol
  • Procainamide
  • Prochlorperazine
  • Promethazine
  • Propafenone
  • Protriptyline
  • Quetiapine
  • Quinethazone
  • Quinidine
  • Quinine
  • Ranolazine
  • Risperidone
  • Salmeterol
  • Saquinavir
  • Sematilide
  • Sertindole
  • Sevoflurane
  • Sodium Phosphate
  • Sodium Phosphate, Dibasic
  • Sodium Phosphate, Monobasic
  • Solifenacin
  • Sorafenib
  • Sotalol
  • Spiramycin
  • Spironolactone
  • Sulfamethoxazole
  • Sultopride
  • Sunitinib
  • Tedisamil
  • Telavancin
  • Telithromycin
  • Tetrabenazine
  • Ticrynafen
  • Tizanidine
  • Toremifene
  • Torsemide
  • Trazodone
  • Triamterene
  • Trichlormethiazide
  • Trifluoperazine
  • Trimethoprim
  • Trimipramine
  • Urea
  • Vandetanib
  • Vardenafil
  • Vasopressin
  • Vemurafenib
  • Vilanterol
  • Vinflunine
  • Voriconazole
  • Xipamide
  • Ziprasidone
  • Zotepine

Other Interactions

Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.

Other Medical Problems

The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:

  • Congestive heart failure or
  • Heart rhythm problems (e.g., prolonged QT interval or torsade de pointes), history of or
  • Hypokalemia (low potassium in the blood) or
  • Hypomagnesemia (low magnesium in the blood)—These medical problems may increase the risk of experiencing a life threatening heart rhythm problem while taking arsenic trioxide.
  • Kidney disease, severe or
  • Liver disease—Use with caution. The effects may be increased because of slower removal of the medicine from the body.