Mynephron

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 are: altretamine, cisplatin, certain anti-seizure drugs (such as phenytoin), levodopa, other vitamin/nutritional supplements.

This product may interfere with certain lab tests (such as urobilinogen, intrinsic factor antibodies), possibly causing false test results. Make sure lab personnel and all your doctors know you use this product.

If you are taking this product on a regular schedule and miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose. Take your next dose at the regular time. Do not double the dose to catch up.

Take this medication by mouth, usually once daily or as directed. Follow all directions on the product package. If you have any questions, ask your doctor or pharmacist.

If you are taking a brand that contains vitamin C, take this medication by mouth with a full glass of water (8 ounces/240 milliliters) unless your doctor directs you otherwise.

If you are taking chewable tablets, chew the tablet thoroughly before swallowing.

If you are taking extended-release capsules, swallow them whole. Do not crush or chew extended-release capsules or tablets. Doing so can release all of the drug at once, increasing the risk of side effects. Swallow the whole tablet without crushing or chewing.

If you are taking a liquid product, use a medication-measuring device to carefully measure the dose. Do not use a household spoon. Some liquid products need to be shaken before each dose. Some products that contain vitamin B12 need to be placed under the tongue and held there before swallowing. Follow label directions carefully to get the most benefit.

Take this medication regularly in order to get the most benefit from it. To help you remember, take it at the same time each day.

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 1-800-222-1222. Canada residents can call 1-844-764-7669. Symptoms of overdose may include: stomach pain, nausea, vomiting, diarrhea.

Keep all medical and lab appointments.

This product is not a substitute for a proper diet. Remember that it is best to get your vitamins from healthy foods. B vitamins are naturally found in leafy greens and other vegetables, meat, fish, poultry, and enriched breads/cereals.

Refer to storage information printed on the package. If you have any questions about storage, ask your pharmacist. 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.

Mild upset stomach or flushing may occur. These effects are usually temporary and may disappear as your body adjusts to this product. If any of these effects last or get worse, tell your doctor or pharmacist promptly.

If your doctor has directed you to use this medication, remember that 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/safety/medwatch-fda-safety-information-and-adverse-event-reporting-program.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.