Skip to main content


Generic name: Cholecalciferol/Genistein/Zinc ChelazomeKOE-le-kal-SIF-er-ol/JEN-is-teen/zink ]
Drug class: Vitamin and mineral combinations

Medically reviewed by Last updated on May 9, 2023.

Uses of Fosteum:

  • It is used to aid diet needs.

What do I need to tell my doctor BEFORE I take Fosteum?

  • If you have an allergy to any part of Fosteum (cholecalciferol/genistein/zinc chelazome).
  • If you are allergic to Fosteum (cholecalciferol/genistein/zinc glycinate); any part of Fosteum (cholecalciferol/genistein/zinc glycinate); or any other drugs, foods, or substances. Tell your doctor about the allergy and what signs you had.
  • If you have ever had breast cancer or cancer in a body part needed to have a baby.
  • If you are pregnant or may be pregnant. Do not take Fosteum (cholecalciferol/genistein/zinc glycinate) if you are pregnant.
  • If you are breast-feeding. Do not breast-feed while you take Fosteum (cholecalciferol/genistein/zinc glycinate).

This is not a list of all drugs or health problems that interact with Fosteum (cholecalciferol/genistein/zinc glycinate).

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Fosteum (cholecalciferol/genistein/zinc glycinate) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take Fosteum?

  • Tell all of your health care providers that you take Fosteum (cholecalciferol/genistein/zinc glycinate). This includes your doctors, nurses, pharmacists, and dentists.
  • Talk with your doctor before you take another drug or product that has zinc in it.
  • This medicine prevents many other drugs from getting into the body. If you take other drugs, check with your doctor or pharmacist to see if you need to take them at some other time than Fosteum (cholecalciferol/genistein/zinc glycinate).
  • This medicine 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 Fosteum (cholecalciferol/genistein/zinc glycinate), call your doctor right away.
  • Use birth control that you can trust to prevent pregnancy while taking Fosteum (cholecalciferol/genistein/zinc glycinate).

How is this medicine (Fosteum) best taken?

Use Fosteum (cholecalciferol/genistein/zinc glycinate) as ordered by your doctor. Read all information given to you. Follow all instructions closely.

  • Take with or without food. Take with food if it causes an upset stomach.

What do I do if I miss a dose?

  • Take a missed dose as soon as you think about it.
  • If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
  • Do not take 2 doses at the same time or extra doses.

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

  • 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, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.

What are some other side effects of Fosteum?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-332-1088. You may also report side effects at

If OVERDOSE is suspected:

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.

How do I store and/or throw out Fosteum?

  • Store at room temperature.
  • Protect from light.
  • 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.
  • Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.

Consumer Information Use and Disclaimer

  • 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.
  • Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about Fosteum (cholecalciferol/genistein/zinc glycinate), 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.

More about Fosteum (cholecalciferol / genistein / zinc glycinate)

Related treatment guides

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.