What Are the Side Effects of Pyridoxine, or Vitamin B6?


Quick Answer

Higher doses of pyridoxine, or vitamin B6, can cause vomiting, drowsiness, tingling and other similar side effects. When taken at the proper dose, pyridoxine is considered safe, WebMD says.

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Full Answer

Patients who take pyridoxine supplements do so to replenish low vitamin B6 levels in the blood. Low amounts of vitamin B6 can lead to anemia. Women may take pyridoxine to treat premenstrual syndrome and morning sickness. Its other uses include reducing a blood chemical linked to heart disease and combating high cholesterol, according to WebMD. If taken with folic acid and vitamin B12, pyridoxine may help to curtail the loss of vision caused by macular degeneration.

Most people don’t suffer from any side effects when taking the proper dosage of pyridoxine, WebMD says. Those who take higher doses may be at risk for nausea, loss of appetite and stomach pain. Pregnant women should not take higher levels of vitamin B6 than prescribed since the supplement can cause seizures in newborn children. Taking amiodarone with pyridoxine may cause people to become more sensitive to sunlight, so they develop more rashes, sunburns and blisters.

Patients can consume pyridoxine when they eat eggs, meat, beans and cereal. People taking pyridoxine usually take it as a combination with other vitamin B products, WebMD reports.

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