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tenecteplase (Intravenous route)

ten-EK-te-plase

Commonly used brand name(s)

In the U.S.

  • Tnkase

Available Dosage Forms:

  • Kit
  • Powder for Solution

Therapeutic Class: Thrombolytic

Pharmacologic Class: Tissue Plasminogen Activator

Uses For tenecteplase

Tenecteplase is used to dissolve blood clots that have formed in the blood vessels of the heart and seriously lessen the flow of blood in the heart. tenecteplase is used to improve survival after a heart attack.

Slideshow: View Frightful (But Dead Serious) Drug Side Effects

Before Using tenecteplase

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 tenecteplase, the following should be considered:

Allergies

Tell your doctor if you have ever had any unusual or allergic reaction to tenecteplase 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

Children—Studies on tenecteplase have been done only in adult patients, and there is no specific information comparing use of tenecteplase in children with use in other age groups.

Geriatric

The need for treatment with tenecteplase may be increased in elderly patients with blood clots. However, the chance of bleeding may also be increased. It is especially important that you discuss the use of tenecteplase with your doctor.

Pregnancy

Pregnancy Category Explanation
All Trimesters C Animal studies have shown an adverse effect and there are no adequate studies in pregnant women OR no animal studies have been conducted and there are no adequate studies in pregnant women.

Breast Feeding

There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Interactions with Medicines

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 tenecteplase, 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 tenecteplase 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.

  • Acenocoumarol
  • Alteplase, Recombinant
  • Anistreplase
  • Apixaban
  • Ardeparin
  • Argatroban
  • Bivalirudin
  • Certoparin
  • Dabigatran Etexilate
  • Dalteparin
  • Danaparoid
  • Desirudin
  • Enoxaparin
  • Fondaparinux
  • Heparin Sodium
  • Lepirudin
  • Nadroparin
  • Parnaparin
  • Pentosan Polysulfate Sodium
  • Phenindione
  • Phenprocoumon
  • Protein C, Human
  • Reteplase, Recombinant
  • Reviparin
  • Rivaroxaban
  • Streptokinase
  • Tenecteplase
  • Tinzaparin
  • Urokinase
  • Warfarin

Using tenecteplase with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

  • Aspirin
  • Dipyridamole

Interactions with Food/Tobacco/Alcohol

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 tenecteplase. Make sure you tell your doctor if you have any other medical problems, especially:

  • Blood disease, bleeding problems, or a history of bleeding in any part of the body or
  • Brain disease or tumor or
  • Heart or blood vessel disease, including irregular heartbeat or
  • High blood pressure or
  • Liver disease or
  • Stroke—The chance of bleeding may be increased
  • Infection—Chance of spreading the infection into the blood stream

Also, tell your doctor if you have recently had any of the following conditions:

  • Falls or blow to the body or head or any other injury or
  • Injections into a blood vessel or
  • Placement of any tube into the body or
  • Surgery of any kind, including dental surgery—The chance of serious bleeding may be increased

If you have recently had a baby, use of tenecteplase may cause serious bleeding.

Proper Use of tenecteplase

Dosing

The dose of tenecteplase will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of tenecteplase. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

Precautions While Using tenecteplase

Tenecteplase can cause bleeding that usually is not serious. However, serious bleeding may occur in some people. To help prevent serious bleeding, carefully follow any instructions given by your health care professional. Also, move around and be handled as little as possible, and do not get out of bed on your own, unless your health care professional tells you it is all right to do so.

Do not take other medicines unless they have been discussed with your doctor. This especially includes nonprescription medicines, such as aspirin.

tenecteplase Side Effects

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

More common
  • Bleeding or bruising of any kind, especially around the place of injection
  • collection of blood under skin
Less common or rare
  • Abdominal or stomach pain or swelling
  • back pain or backaches
  • blood in throat
  • blood in urine
  • bloody or black, tarry stools
  • constipation
  • cough
  • coughing up blood
  • difficulty swallowing
  • dizziness
  • fast, slow or irregular breathing
  • fast, slow or irregular heartbeat
  • headaches
  • hives
  • nosebleeds
  • shortness of breath and/or wheezing
  • skin rash, hives or itching
  • swelling of eyes, face, lips, or tongue
  • tightness in chest
  • unusual tiredness or weakness
  • vomiting of blood or material that looks like coffee grounds
  • wheezing

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Less common
  • Bloody nose
  • unexplained nosebleeds

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