What medication should you not take vitamin D with?

Anticonvulsants. The anticonvulsants phenobarbital and phenytoin (Dilantin, Phenytek) increase the breakdown of vitamin D and reduce calcium absorption. Atorvastatin (Lipitor). Taking vitamin D might affect the way your body processes this cholesterol drug.


When should you not take vitamin D?

Do not take more than 100 micrograms (4,000 IU) of vitamin D a day as it could be harmful. This applies to adults, including pregnant and breastfeeding women and the elderly, and children aged 11 to 17 years. Children aged 1 to 10 years should not have more than 50 micrograms (2,000 IU) a day.

Does vitamin D affect prescription medications?

Supplemental vitamin D is available in doses that can be considered pharmacologic (≥400 IU) compared to the usual US dietary intake (approximately 160–200 IU/day 7), and thus may interact with several types of prescription medications 8, potentially altering drug effectiveness or toxicity.


Can you take vitamin D while on blood pressure medication?

Thus, it is clear that Vitamin D supplementation has a role in the regulation of blood pressure and that it should be supplemented with the antihypertensive drugs to the patients with hypertension.

Is it best to take vitamin d3 in the morning or at night?

While the best timing has not been established, scientific data to confirm anecdotal reports that supplementing at night may interfere with sleep is unavailable. Current research suggests you can fit vitamin D into your routine whenever you prefer.


Should Your Patients Keep Taking Fish Oil And Vitamin D Pills?



What supplements should I avoid if I have high blood pressure?

You may need to avoid supplements that raise your blood pressure or interfere with your blood pressure medications.
...
Herbal supplements
  • Arnica (Arnica montana)
  • Ephedra (ma-huang)
  • Ginseng (Panax quinquefolius and Panax ginseng)
  • Guarana (Paullinia cupana)
  • Licorice (Glycyrrhiza glabra)


Can I take vitamin D at the same time as other vitamins?

You can—but it's probably not a good idea. For some supplements, optimal absorption can depend on the time of day taken. Not only that—taking certain vitamins, minerals, or other supplements together can also reduce absorption and may result in adverse interactions, which can be harmful to your health.

Does vitamin D affect eyesight?

Vitamin D is also critical for eye health. From improving tear function to reducing the risk of macular degeneration, cataracts, and glaucoma, vitamin D has a positive effect on eyesight in many ways.


What is the best time of day to take D vitamins?

We recommend taking it with a source of quality fat in the morning or when you break your fast. Avoid taking vitamin D in the evening (we'll talk about why below). Since vitamin D is a fat-soluble vitamin—meaning it doesn't dissolve in water—your body can most easily absorb it when you take it with food.

Why should I stop taking vitamin D?

The main consequence of vitamin D toxicity is a buildup of calcium in your blood (hypercalcemia), which can cause nausea and vomiting, weakness, and frequent urination. Vitamin D toxicity might progress to bone pain and kidney problems, such as the formation of calcium stones.

What are the signs you need vitamin D?

Symptoms when vitamin D is low
  • Fatigue.
  • Not sleeping well.
  • Bone pain or achiness.
  • Depression or feelings of sadness.
  • Hair loss.
  • Muscle weakness.
  • Loss of appetite.
  • Getting sick more easily.


What is the difference between vitamin D and vitamin D3?

There are quite a few differences between vitamin D and vitamin D3, but the main difference between them is that vitamin D is a fat-soluble vitamin that regulates calcium and phosphorous levels in the body, whereas the vitamin D3 is the natural form of vitamin D produced by the body from sunlight.

Which vitamins should not be taken together?

What vitamins should not be taken together?
  • Magnesium and calcium. ...
  • Iron and green tea. ...
  • Vitamin C and B12. ...
  • Fat-soluble and water-soluble vitamins. ...
  • Vitamin D, vitamin K2, and other fat-soluble vitamins. ...
  • Magnesium and vitamin D3. ...
  • Copper and zinc. ...
  • Omega-3s and vitamin E.


Does vitamin D help you sleep?

Growing evidence has demonstrated that vitamin D has a role in sleep regulation [12]. Specifically, vitamin D deficiency (VDD) can increase risk of sleep disorders and is associated with sleep difficulties, shorter sleep duration, and nocturnal awakenings in children and adults [13,14,15].


Can vitamin D cause floaters?

Uveitis Linked to Vitamin D Deficiency

Sensitivity to light, blurry vision, floaters, pain, and/or redness are symptoms of uveitis.

What do floaters in eyes indicate?

Most of the time floaters are harmless. However, they can be a symptom of a tear in the retina. (The retina is the layer in the back of the eye.) If you notice a sudden increase in floaters or if you see floaters along with flashes of light in your side vision, this may be a symptom of a retinal tear or detachment.

What is the best vitamin for blurred vision?

5 Best Eye Vitamins (Plus Optometrist Dose Recommendations)
  • Vitamin A — Best Eye Vitamin for Preventing Vision Loss. ...
  • Vitamin B — Best Eye Vitamin for Preventing Age-Related Macular Degeneration (AMD) ...
  • Vitamin C — Best Eye Vitamin for Preventing Cataracts. ...
  • Vitamin E — Best Eye Vitamin for Slowing Several Eye Diseases.


Is it OK to take vitamin C and vitamin D together?

The short and simple answer is: Yes! Vitamins C and D are commonly found together in multivitamins. They have complementary effects, which means that taking them together can better support your health. They're particularly beneficial to the immune system.

What vitamins should be taken at night?

4 Vitamins That Help You Sleep
  • Magnesium. Magnesium is perhaps the most important vitamin or mineral when it comes to sleep. ...
  • Calcium. Calcium has been shown to play a significant role in our sleep cycles, particularly the REM stage of sleep. ...
  • Potassium. ...
  • B Vitamins.


Is it better to take vitamin D every day or once a week?

The effect of equivalent oral doses of vitamin D3 600 IU/day, 4200 IU/week and 18,000 IU/month on vitamin D status was compared in a randomized clinical trial in nursing home residents. A daily dose was more effective than a weekly dose, and a monthly dose was the least effective.


Can vitamin D raise blood pressure?

In addition, a meta-analysis synthesizing the results of 30 RCTs suggested that vitamin D supplementation at a dose of >800 IU/d reduced blood pressures significantly (14).

What vitamin gives high blood pressure?

Vitamin D deficiency may be linked to heart disease and an increased risk of high blood pressure (hypertension).

What drugs make your blood pressure go up?

Chemical substances and medicines that can cause high blood pressure include:
  • Acetaminophen.
  • Alcohol, amphetamines, ecstasy (MDMA and derivatives), and cocaine.
  • Angiogenesis inhibitors (including tyrosine kinase inhibitors and monoclonal antibodies)
  • Antidepressants (including venlafaxine, bupropion, and desipramine)


Can I take vitamin D and B12 together?

Interactions between your drugs. No interactions were found between Vitamin B12 and Vitamin D3.

Is it OK to take all my vitamins at once?

Combining supplements will not normally interfere with the way they work and in some cases may be beneficial, for example vitamin C helps iron absorption.