Podiatry - the study and treatment of foot problems. Schools of Podiatry are separate from medical schools. Medical technology - perform microscopic and biochemical tests that aid in diagnosis. However, there is no requirement as to major. Choose a major based on your interests.
Some schools also require calculus.
Dental schools may require a course in public speaking. Many veterinary schools require biochemistry. Identify the schools to which you might want to apply, and send for their catalogs. Each member of the Pre-medical Advising Committee has one. The chair of the Pre-medical Advising Committee also has some information on other options.