Can you take vitamins with medication?
Emma Martin
Updated on April 07, 2026
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Also know, do multivitamins interact with other drugs?
Multivitamins can interact with certain medications, or affect how medications work in your body. Ask a doctor or pharmacist if it is safe for you to use multivitamins if you are also using: heart or blood pressure medications; a sulfa drug; or.
Likewise, what medications does vitamin D interfere with? Vitamin D Interactions
- Corticosteroids, such as prednisone.
- Weight-loss medicines, such as Alli (orlistat)
- Diabetes medicines.
- Blood pressure drugs.
- Questran, LoCholest, or Prevalite (cholestyramine)
- Seizure medicines, such as phenobarbital and Dilantin (phenytoin)
- Calcium supplements.
- Antacids.
Subsequently, question is, which vitamins should not be taken together?
5 Nutrients to Take – or Avoid Taking – Together for Best Absorption
- Nutrient Absorption Guidelines.
- Pair: Iron + Vitamin C.
- Pair: Vitamin D + Calcium.
- Pair: Vitamin B12 + Folate.
- Pair: Vitamin D + Omega-3s.
- Avoid: Iron + Calcium.
Can multivitamins make you tired?
Culprit: A Vitamin or Mineral Deficiency Having low levels of iron or vitamin D or B12 can make you feel tired, anxious, and weak, says Irene Park, a nurse practitioner in New York City. (Experts generally advise that healthy adults also supplement with 1,000 to 2,000 international units of vitamin D daily.)
Related Question AnswersWhat happens when you start taking multivitamins?
You might experience transient digestive upset when you first start out. It's very common to experience this side effect when you start a supplement regime and typically it happens when you take your vitamins on an empty stomach.Are multivitamins worth taking?
Science tells us that taking most vitamins is worthless—but a few buck the trend. In the last few years, a number of studies published in the Annals of Internal Medicine underscored a fact that scientists have become increasingly sure of: The vast majority of vitamins and mineral supplements are simply not worth takingDo multivitamins cause weight gain?
Vitamins and your metabolism By taking multivitamins, there's an increased chance that your body will have all the nutrients it needs to function properly. On the other hand, some people may blame multivitamins for weight gain or a lack of weight loss because they ignore the bigger picture of their overall lifestyle.Is it OK to take multivitamins everyday?
There actually can be too much of a good thing, and anything in excess — whether vitamins, supplements or food — can cause serious problems. In terms of vitamins, some are fat-soluble, meaning they are stored in the liver, and you don't need them every day, while others are water-soluble, and need to be replenished.Can I take a multivitamin and vitamin D?
No interactions were found between multivitamin and Vitamin D3. This does not necessarily mean no interactions exist. Always consult your healthcare provider.What happens if you take 2 multivitamins in one day?
Never take more than the recommended dose of multivitamins and minerals. An overdose of vitamins A, D, E, or K can cause serious or life-threatening side effects if taken in large doses. Multivitamins and minerals can cause serious or life-threatening side effects if taken in large doses.Can I take vitamin C and multivitamins together?
Even if you don't have or aren't at risk for a vitamin C deficiency, taking an over-the-counter supplement or multivitamin that contains 500 to 1000 milligrams daily won't hurt you, Feinberg says, "as long as you are not taking a combination pill with massive amounts of fat soluble vitamins … which can cause toxicity."Can I take all my vitamins at once?
Some vitamins are best taken after a meal, while it's best to take others on an empty stomach. Establishing a routine of taking a vitamin at the same time every day will form a healthy habit. It will also help you get the most out of your vitamin supplement. Not every vitamin breaks down in your body the same way.What vitamins can you take too much of?
Potential risks of taking too many vitamins- Vitamin C. Although vitamin C has relatively low toxicity, high doses of it can cause gastrointestinal disturbances, including diarrhea, cramps, nausea, and vomiting.
- Vitamin B3 (niacin).
- Vitamin B6 (pyridoxine).
- Vitamin B9 (folate).