Vitamin B6 ( pyridoxine ) overview for health professionals. Research health effects, dosing, sources, deficiency, side effects, and interactions here. View Pyridoxine Hydrochloride ’s uses, side-effects, drug interactions, expert advice and user FAQs only on 1mg.com. Pyridoxine is a vitamin used for preventing and treating low levels of pyridoxine ( pyridoxine deficiency) and the tired blood (anemia) that may result. It is also used for heart disease; high cholesterol; reducing blood levels of homocysteine, a chemical that might be linked to heart disease; and helping clogged arteries stay open after a balloon procedure to unblock them (angioplasty). Pyridoxine hydrochloride, also known as vitamin B6 , is a vital nutrient that our bodies need to function correctly. It plays a crucial role in maintaining a healthy nervous system, producing essential neurotransmitters, and supporting various bodily functions.