Drugs used to treat muscle spasm, rigidity, and tetanic seizures include sedative-hypnotic agents, general anesthetics, centrally acting muscle relaxants, and neuromuscular blocking agents. Antibiotics are used to prevent multiplication of Clostridium tetani, thus halting production and release of toxins.
Urgent care centers can provide a wide variety of medical services and treat a large number of non-emergent health conditions. These range from routine items such as vaccinations to diagnostics such as lab work.
If you have an urgent care center in your area, they can treat simple fractures. You could call and just ask them what it would cost to get an x-ray. If it turns out you need further treatment, make sure you take the x-ray with you since you paid for it -- it's yours. This is the kind of place I'm talking about.