How do individuals apply for drug patents?

Medical patents are generally invention patents, 1. The applicant shall submit the patent application documents in duplicate, and all kinds of patent application documents shall be printed or printed. 2. To apply for a patent for invention, documents such as the request, specification, abstract and claim shall be submitted. 3. To apply for a patent for utility model, a request, specification, drawings, abstract, drawings, claims and other documents shall be submitted. 4. To apply for a patent for design, the applicant shall submit a written request, pictures or photographs of the design and other documents.