The display and use of drug information on this site is subject to express terms of use. By continuing to view the drug information, you agree to abide by such terms of use.

GENERIC NAME: CALCIUM CARBONATE/VITAMIN B12/FOLIC ACID/VITAMIN B6 - ORAL (KAL-see-um KAR-bo-nate/VYE-ta-min/FOE-lik AS-id/VYE-ta-min)

BRAND NAME(S): Premesis RX

USES: This medication is a multivitamin and mineral supplement used before and during pregnancy. It provides important vitamins and minerals that are necessary during pregnancy and may also help reduce nausea caused by pregnancy.

HOW TO USE: Take this medication by mouth, usually once daily or as directed by your doctor. Swallow the tablets whole. Do not crush, chew, or break the tablets.Use this medication regularly in order to get the most benefit from it. To help you remember, take it at the same time each day.

SIDE EFFECTS: This medication usually has very few side effects. If you have any unusual effects from taking this medication, contact your doctor or pharmacist promptly.Remember that your doctor has prescribed this medication because he or she 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.An allergic reaction to this product is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include: rash, itching/swelling (especially of the face/tongue/throat), 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.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 taking this medication, 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 taking this medication, tell your doctor or pharmacist your medical history, especially of: vitamin B12 deficiency (pernicious anemia).This medication is recommended for use during pregnancy. Certain spinal cord birth defects may be prevented by getting 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: Your healthcare professionals (e.g., doctor or pharmacist) may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop or change the dosage of any medicine before checking with them first.This drug should not be used with the following medications because very serious interactions may occur: certain anti-cancer drugs (e.g., altretamine, cisplatin).If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting this medication.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially: certain anti-seizure drugs (e.g., phenytoin), chloramphenicol, levodopa, pyrimethamine.The calcium in this product can decrease the absorption of other drugs such as tetracycline antibiotics (e.g., doxycycline, minocycline), estramustine, bisphosphonates (e.g., alendronate), levothyroxine, and quinolone antibiotics (e.g., ciprofloxacin, levofloxacin). Therefore, separate your doses of these medications as far as possible from your dose of this product. Ask your doctor or pharmacist about how long you should wait between doses and for help finding a dosing schedule that will work with all your medications.This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.

OVERDOSE: If overdose is suspected, contact a poison control center or emergency room immediately. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center.

NOTES: Do not share this medication with others.Laboratory and/or medical tests (e.g., vitamin B12 levels) may be performed periodically to monitor your progress or check for side effects. Consult your doctor for more details.This medication is not a substitute for a proper diet. Folic acid is naturally found in leafy greens and other vegetables, organ meats (liver, kidney), and citrus fruits. You will also find it in enriched grains such as bread, pasta and cereal. Consult your doctor or dietician for a diet plan rich in folic acid.

MISSED DOSE: If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

STORAGE: Store at room temperature between 59-86 degrees F (15-30 degrees C) away from light and moisture. Do not store in the bathroom. Keep all medicines 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 for more details about how to safely discard your product.

QUESTION

The first sign of pregnancy is most often: See Answer

Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.