 [ Symptoms ] how do i exercise with osteoarthritis and patellar tendonitis in both knees and falling arches in both feet [ Disease ] you can get a tetanus shot at many pharmacies now without a doctor is visit call around and i am sure you can find one so you will not have to wait tetanus vaccines last about ten years tetanus is relatively rare in the united states but keeping your vaccine up day is very important since tetanus although rare is usually fata get your vaccine as soon as you can