A composition match, not medical advice.
B Long 100mg Tablet 10s contains Vitamin B6 (Pyridoxine) 100mg, as a tablet sr. It is made by Elder Life Science.
No, it is sold over the counter. Ask a doctor or pharmacist if you are unsure whether it suits you.
Yes. Pyridoxine Hydrochloride Sustained release tablets 100mg is a Jan Aushadhi medicine with the same salt, the same strength and the same form. On JanAushadhiOnline it costs ₹32.81 for 10 tablets (₹3.3 / tablet), against ₹17.3 / tablet for B Long 100mg Tablet 10s at its printed MRP — 81% less per tablet. Ask your doctor before changing a brand.