Do you need tetanus shot after every injury (Lecture in Hindi)

[@psmmadesimple4719]

Only one inj TT 4 Yr. back, or two?

[@castle8m100]

Mam mujhe bachpan me sir 3 primary dose lage hai DPT ke booster nahi laga hai. Mujhe 4 din pahle ek minor cut laga hai pair me aur maine last tt injection 4 saal pahle liya hai. Mujhe bhi tt injection lene ki zarurat hai??? Please reply