Side effects of Vitamin B6:  

Breathing problems or tightness in your throat or chest.呼吸問題或胸悶喉緊縮 

Chest pain. 胸痛

Skin hives, rash, or itchy or swollen skin.蕁麻疹

You may not be able to walk well, it may be hard to control your movements, you may not feel things or sense temperature well . 走不好  難以控制行動  感溫或感覺失靈

You may feel sleepy (feeling tired).疲倦想睡

You may get an upset stomach, throwing up, or loss of appetite . 沒胃口 胃不適 想吐

Your skin may burn easier when exposed to sunlight so wear sunblock when outside.陽光下皮膚易發燙

Drug  Interactions: Do not take Vitamin B6 without talking to your doctor first if you are taking: 藥物間的交互作用

Levodopa (Dopar(R), Larodopa(R), Sinemet(R))

Altretamine (Hexalen(R))

Warnings:

Before taking Vitamin B6, tell your doctor if you are pregnant or breastfeeding

Do not use if you have or have had seizures (10) 癲癇勿用

下列用藥會增加B6的需求量Some prescription medicines may make your body need more Vitamin B6 (examples: Hydralazine (Apresoline(R)), Isoniazid (Laniazid(R), Nydrazid(R)), Penicillamine (Cuprimine(R), Depen(R)), Birth control pills. Talk to your doctor about the need to take Vitamin B6 if you take these medicines.