Treatments

Most Popular | 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Heparin

Add to My Treatments

Common known side effects

Since many things can affect the way your body reacts to this medicine, you should always watch for signs of unusual bleeding. Unusual bleeding may mean that your body is getting more heparin than it needs. Serious side effects can occur, even up to several weeks after you have stopped using this medicine. Check with your doctor right away if you have any unusual side effects while you are using heparin and after you stop using it.

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 or nurse immediately if any of the following side effects occur:

Less common

- Abdominal or stomach pain or swelling- back pain or backaches- bleeding from the gums when brushing teeth- blood in the urine- constipation- coughing up blood- dizziness- headaches (severe or continuing)- heavy bleeding or oozing from cuts or wounds- joint pain, stiffness, or swelling- unexplained bruising or purplish areas on the skin- unexplained nosebleeds- unusually heavy or unexpected menstrual bleeding- vomiting of blood or material that looks like coffee grounds

Rare

- Back or rib pain (with long-term use only)- change in skin color, especially near the place of injection or in the fingers, toes, arms, or legs- chest pain- chills- collection of blood under skin (blood blister) at the place of injection- decrease in height (with long-term use only)- fast or irregular breathing- fever- frequent or persistent erection- irritation, pain, redness, or ulcers at the place of injection- itching and burning feeling, especially on the bottom of the feet- nausea and/or vomiting- numbness or tingling in the hands or feet- pain, coldness, or blue color of the skin on the arms or legs- peeling of the skin- puffiness or swelling of the eyelids or around the eyes- runny nose- shortness of breath- skin rash, hives, and/or itching- tearing of the eyes- tightness in the chest- trouble with breathing- unusual hair loss (with long-term use only)- wheezing

After you stop using this medicine, it may still produce some side effects that need attention. During this period of time, check with your doctor immediately if you notice the following side effects:

- Black, tarry stools- bleeding gums- blood in the urine or stools- pain in chest, groin, or legs, especially calves of legs- pinpoint red spots on the skin- severe headaches of sudden onset- sudden loss of coordination- sudden shortness of breath for no apparent reason- sudden slurred speech- sudden vision changes- unusual bleeding or bruising

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.