Uses
Folic acid is used to treat or prevent certain anemias caused by poor diet, pregnancy, alcoholism, liver disease, certain stomach/intestinal problems, kidney dialysis, or other conditions. This medication helps to relieve symptoms such as unusual tiredness and diarrhea that can occur with these types of anemias. Women of childbearing age should maintain adequate amounts of folic acid either through diet or supplements to prevent spinal cord birth defects.
Folic acid is a B-complex vitamin needed to form healthy cells, especially red blood cells.
How To Use
This medication is given by injection into a muscle or vein or under the skin as directed by your doctor. Dosage is based on your age, medical condition, and response to treatment.
If you are giving this medication to yourself at home, learn all preparation and usage instructions from your health care professional. Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid. Learn how to store and discard medical supplies safely.
Side Effects
Folic acid usually has very few side effects. If you have any unusual effects from taking this medicine, tell your doctor or pharmacist promptly.
Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including:
- rash
- itching/swelling (especially of the face/tongue/throat)
- severe dizziness
- trouble breathing
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Precautions
Before using folic acid, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of:
- kidney disease
- vitamin B12 deficiency (pernicious anemia)
This product may contain aluminum, which can rarely build up to dangerous levels in the body. The risk may be increased if this product is used for an extended time, especially in people with kidney disease. Tell your doctor right away if you notice any symptoms of too much aluminum in the body such as muscle weakness, bone pain, or mental changes.
Folic acid is safe to take during pregnancy when used as directed. Certain spinal cord birth defects may be prevented by maintaining adequate amounts of folic acid during pregnancy. Consult your doctor for more details.
This medication passes into breast milk. While there have been no reports of harm to nursing infants, consult your doctor before breast-feeding.
Drug Interactions
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.
Some products that may interact with this drug include:
- chloramphenicol
- methotrexate
Folic acid may affect certain laboratory tests for vitamin B12 deficiency, resulting in false test results. Untreated vitamin B12 deficiency may result in serious nerve problems (such as peripheral neuropathy with numbness/tingling symptoms). Consult your doctor or pharmacist for details.
Overdose
If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Alberta residents can call PADIS (Poison and Drug Information Service) 24 hours a day at 1-800-332-1414. Canada residents can call a provincial poison control center.
Notes
Do not share this medication with others.
Lab and/or medical tests (such as complete blood count) may be done while you are using this medication. Keep all medical and lab appointments. Consult your doctor for more details.
Folic acid is naturally found in leafy greens, beans, organ meats (liver, kidney), and citrus fruits. You will also find it in enriched bread, pasta and cereal. Consult your doctor or dietician for a diet plan rich in folic acid.
Missed Dose
It is important to get each dose of this medication as scheduled. If you miss a dose, ask your doctor or pharmacist right away for a new dosing schedule. Do not double the dose to catch up.
If you have questions about missing a dose or you don't have more medication, contact your healthcare provider or pharmacist.
Storage
Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.
