Telephone: 

604-548 6688

Fax: 

604-548 6700

Click here 

for Address & Maps

Language:

Torsemide, Oral/Injection TOR-seh-mide

What are other names for this medicine?

Type of medicine: loop diuretic

Generic and brand names: torsemide, injection; torsemide, oral; Demadex; Demadex injection

What is this medicine used for?

This medicine is a diuretic used to remove excess water from the body. You may take this medicine by mouth or be given an injection.

This medicine may also be used to help control high blood pressure. It may be used alone or along with other medicines to control high blood pressure.

It may be used to treat other conditions as determined by your healthcare provider.

What should my healthcare provider know before I take this medicine?

Before taking this medicine, tell your healthcare provider if you have ever had:

  • an allergic reaction to any medicine
  • diabetes
  • gout
  • high cholesterol or triglycerides
  • irregular heartbeat
  • kidney or liver disease
  • problems with low levels of calcium, potassium, or magnesium in your blood
  • trouble urinating or an enlarged prostate

Tell your healthcare provider if you are on a low salt diet.

Females of childbearing age: Tell your healthcare provider if you are pregnant or plan to become pregnant. Do not breast-feed while taking this medicine without your healthcare provider's approval.

How do I use it?

Injections of this medicine are given by a healthcare provider, usually when you are in a hospital.

If you have the tablets, take this medicine exactly as your healthcare provider prescribes. Do not take more or take it more often than prescribed. Do not stop taking this medicine without your healthcare provider's approval. Check the label on the medicine for directions about your specific dose.

You may take this medicine with or without food. Taking it with meals may lessen the chance the medicine will upset your stomach.

Take any other medicine your healthcare provider may prescribe along with this medicine.

This medicine increases how much and how often you urinate. Take it early in the day to avoid interrupting your sleep at night. If you are taking more than one dose daily, take the last dose no later than 5 PM.

What if I miss a dose?

If you miss a dose, take it as soon as you remember unless it is almost time for the next scheduled dose. In that case, skip the missed dose and take the next one as directed. Do not take double doses. If you are not sure of what to do if you miss a dose, or if you miss more than one dose, contact your healthcare provider.

What if I overdose?

If you or anyone else has intentionally taken too much of this medicine, call 911 or go to the emergency room right away. If you pass out, have seizures, weakness or confusion, or have trouble breathing, call 911. If you think that you or anyone else may have taken too much of this medicine, call the poison control center. Do this even if there are no signs of discomfort or poisoning. The poison control center number is 800-222-1222.

Symptoms of an acute overdose may include: weakness, dizziness, confusion, ringing in the ears, lightheadedness, fainting, increased urination, dry mouth, restlessness, drowsiness, tiredness, nausea, vomiting, diarrhea, loss of appetite, muscle cramps.

What should I watch out for?

This is a very strong water pill. Take it exactly as your healthcare provider prescribes. You may be at a higher risk of losing too much water or potassium while taking this medicine. You will need to have blood tests regularly to see how this medicine affects you. Your healthcare provider will monitor you closely and adjust your dosage, if necessary. Keep all appointments.

If you have any severe nausea, vomiting, or diarrhea after you start taking this medicine, contact your healthcare provider right away.

If you develop hives, an itchy rash, or peeling skin, stop taking the medicine and contact your healthcare provider right away.

Talk with your healthcare provider about whether you should take potassium or change your diet while taking this medicine.

If you have ringing in your ears or hearing loss while receiving this medicine, tell your healthcare provider right away.

This medicine may make you dizzy. Do not drive or operate machinery unless you are fully alert. You may feel dizzy or faint when you get up quickly after sitting or lying down. Getting up slowly may help. Your healthcare provider may want you to weigh yourself every day. Unexplained swelling may be a sign that fluids are collecting. Talk with your healthcare provider about this.

If you need emergency care, surgery, or dental work, tell the healthcare provider or dentist you are taking this medicine.

This medicine may make your skin more sensitive to the sun and may cause you to sunburn more easily. While you are taking this medicine, avoid long exposure to the sun. While you are in the sun, wear protective clothing and sunscreen lotion until you know how you will react to the sun. Do not use a sunlamp. If you get a severe sunburn, contact your healthcare provider right away.

Diabetics: If you are taking insulin or another medicine for diabetes, talk to your healthcare provider because your dosage may need to be changed.

What are the possible side effects?

Along with its needed effects, your medicine may cause some unwanted side effects. Some side effects may be very serious. Some side effects may go away as your body adjusts to the medicine. Tell your healthcare provider if you have any side effects that continue or get worse.

Life-threatening (Report these to your healthcare provider right away. If you cannot reach your healthcare provider right away, get emergency medical treatment or call 911 for help.): Allergic reaction (hives, itching, rash, tightness in your chest, trouble breathing).

Serious (report these to your healthcare provider right away): Ringing in your ears, loss of hearing, sore throat, fever, severe nausea or diarrhea, severe stomach pain, unusual bruising or bleeding, chest pain, rapid or irregular heart rate, severe muscle or joint pain, yellowish eyes or skin, confusion, vision changes, decreased urination, itchy or peeling skin, severe dizziness or fainting; severe or unusual drowsiness, weakness, or restlessness; increasing thirst or dry mouth.

Other: Mild dizziness or lightheadedness, mild drowsiness, headache, mild muscle weakness or cramps, stomach upset.

What products might interact with this medicine?

When you take this medicine with other medicines, it can change the way this or any of the other medicines work. Nonprescription medicines, vitamins, natural remedies, and certain foods may also interact. Using these products together might cause harmful side effects. Talk to your healthcare provider if you are taking:

  • ACE inhibitors such as benazepril (Lotensin), captopril, enalapril (Vasotec), fosinopril, lisinopril (Prinivil, Zestril), lisinopril/hydrochlorothiazide (Zestoretic), quinapril (Accupril), and ramipril (Altace)
  • antibiotics such as amikacin, gentamicin, kanamycin, neomycin and tobramycin
  • aspirin and other salicylates
  • beta blockers such as acebutolol (Sectral), atenolol (Tenormin), carvedilol (Coreg), labetalol (Trandate), metoprolol (Lopressor, Toprol XL), nadolol (Corgard), propranolol (Inderal) and sotalol (Betapace)
  • medicines to lower cholesterol such as cholestyramine (Questran) and colestipol (Colestid)
  • cisplatin
  • corticosteroids such as betamethasone (Celestone), cortisone, dexamethasone, fludrocortisone (Florinef), hydrocortisone (Cortef), methylprednisolone (Medrol), prednisolone (Orapred), prednisone, and triamcinolone (Aristospan, Kenalog)
  • diabetes medicines such as glipizide (Glucotrol, Glucotrol XL), glyburide (DiaBeta, Glynase PresTab), insulin, metformin (Glucophage), pioglitazone (Actos), repaglinide (Prandin), and rosiglitazone (Avandia)
  • digoxin (Lanoxin)
  • dofetilide (Tikosyn)
  • heart medicines such as candesartan (Atacand), eprosartan (Teveten), irbesartan (Avapro), losartan (Cozaar), olmesartan (Benicar), telmisartan (Micardis), and valsartan (Diovan)
  • lithium (Lithobid)
  • medicine that reduces the chance of blood clots forming such as warfarin (Coumadin)
  • natural remedies such as dong quai, garlic, ginseng, and yohimbe
  • nonsteroidal anti-inflammatory drugs (NSAIDs) such as ibuprofen (Motrin, Advil), indomethacin (Indocin), ketoprofen, naproxen (Naprosyn, Aleve), and sulindac (Clinoril)
  • other diuretics such as amiloride/hydrochlorothiazide (Moduretic), bumetanide, chlorthalidone (Thalitone), chlorothiazide (Diuril), ethacrynic acid (Edecrin), furosemide (Lasix), hydrochlorothiazide (Microzide), spironolactone/hydrochlorothiazide (Aldactazide), torsemide (Demadex), and triamterene/hydrochlorothiazide (Dyazide, Maxzide)
  • phenytoin (Dilantin)
  • probenecid

If you are not sure if your medicines might interact, ask your pharmacist or healthcare provider. Keep a list of all your medicines with you. List all the prescription medicines, nonprescription medicines, supplements, natural remedies, and vitamins that you take. Be sure that you tell all healthcare providers who treat you about all the products you are taking.

How should I store this medicine?

Store this medicine at room temperature. Keep the container tightly closed. Protect it from heat, high humidity, and bright light.


This advisory includes selected information only and may not include all side effects of this medicine or interactions with other medicines. Ask your healthcare provider or pharmacist for more information or if you have any questions.

Ask your pharmacist for the best way to dispose of outdated medicine or medicine you have not used. Do not throw medicine in the trash.

Keep all medicines out of the reach of children.

Do not share medicines with other people.


Developed by RelayHealth.
Medication Advisor 2012.1 published by RelayHealth.
Last modified: 2011-10-13
Last reviewed: 2010-12-09
This content is reviewed periodically and is subject to change as new health information becomes available. The information is intended to inform and educate and is not a replacement for medical evaluation, advice, diagnosis or treatment by a healthcare professional.
© 2012 RelayHealth and/or its affiliates. All rights reserved.
Contact KPJ Penang Specialist Hospital Call: 04-548 66 88 Contact Us Online Request an Appointment