- People who have any type of spinal or epidural procedure are more likely to have bleeding problems around the spine when already on this drug. This bleeding rarely happens, but can lead to not being able to move body (paralysis) long-term or paralysis that will not go away. The risk is raised in people who have problems with their spine, a certain type of epidural catheter, or have had spinal surgery. The risk is also raised in people who take any other drugs that may affect how the blood clots like blood-thinner drugs (like warfarin), aspirin, or nonsteroidal anti-inflammatory drugs (NSAIDs). Talk with the doctor.
- Tell your doctor you use this drug before you have a spinal or epidural procedure. Call your doctor right away if you have any signs of nerve problems like back pain, numbness or tingling, muscle weakness, paralysis, or loss of bladder or bowel control.
- Talk with your doctor if you have recently had or will be having a spinal or epidural procedure. Some time may need to pass between the use of this drug and your procedure. Talk with your doctor.
- It is used to treat blood clots.
- It is used to thin the blood so that clots will not form.
- If you have an allergy to tinzaparin or any other part of this drug.
- If you are allergic to pork products, talk with the doctor.
- If you are allergic to sulfites, talk with your doctor. Some products have sulfites.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you have had a low platelet count caused by heparin.
- If you have ever had a low platelet count during past use of this drug or another drug like this one.
- If you have any of these health problems: Bleeding in the brain, bleeding from an ulcer, or other bleeding problems; blood clotting problems; brain, spinal cord, eye, or ear injury or surgery; eye problems caused by high blood sugar (diabetes) or bleeding; a heart infection called endocarditis; high blood pressure; liver disease; or an ulcerating cancer.
- If you have had a heart valve replaced.
- If you have an allergy to benzyl alcohol, talk with your doctor.
- If your child is younger than 3 years of age. Do not give to a child younger than 3 years of age.
- Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists.
- Have blood work checked as you have been told by the doctor. Talk with the doctor.
- You may bleed more easily. Be careful and avoid injury. Use a soft toothbrush and an electric razor.
- If you fall or hurt yourself, or if you hit your head, call your doctor right away. Talk with your doctor even if you feel fine.
- Use care if you weigh less than 100 pounds (45 kilograms).
- If you are 65 or older, use this drug with care. You could have more side effects.
- This drug is not approved for use in children. Talk with the doctor.
- Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.
- This drug has benzyl alcohol in it. Benzyl alcohol may cause very bad and sometimes deadly side effects in newborns or infants. Talk with the doctor.
- This drug may cause harm to the unborn baby if you take it while you are pregnant. If you are pregnant or you get pregnant while taking this drug, call your doctor right away.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this drug while you are pregnant.
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of bleeding like throwing up blood or throw up that looks like coffee grounds; coughing up blood; blood in the urine; black, red, or tarry stools; bleeding from the gums; vaginal bleeding that is not normal; bruises without a reason or that get bigger; or any bleeding that is very bad or that you cannot stop.
- Signs of a high potassium level like a heartbeat that does not feel normal; change in thinking clearly and with logic; feeling weak, lightheaded, or dizzy; feel like passing out; numbness or tingling; or shortness of breath.
- Weakness on 1 side of the body, trouble speaking or thinking, change in balance, or blurred eyesight.
- Dizziness or passing out.
- Feeling very tired or weak.
- Very bad headache.
- A fast heartbeat.
- Irritation where the shot is given.
- It is given as a shot into the fatty part of the skin on the right or left side of the belly.
- This drug must not be given into a muscle.
- If you will be giving yourself the shot, your doctor or nurse will teach you how to give the shot.
- Follow how to use as you have been told by the doctor or read the package insert.
- To gain the most benefit, do not miss doses.
- Keep using this drug as you have been told by your doctor or other health care provider, even if you feel well.
- Wash your hands before and after use.
- Move the site where you give the shot with each shot.
- Do not use if the solution is cloudy, leaking, or has particles.
- Do not use if solution changes color.
- Throw away needles in a needle/sharp disposal box. Do not reuse needles or other items. When the box is full, follow all local rules for getting rid of it. Talk with a doctor or pharmacist if you have any questions.
- Skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
- If you are not sure what to do if you miss a dose, call your doctor.
- Store at room temperature.
- Store in a dry place. Do not store in a bathroom.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Check with your pharmacist about how to throw out unused drugs.
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else’s drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.