Starting a pharmaceutical company in India involves various legal and regulatory requirements. Here are some general steps you can follow:

1. Conduct Market Research: Conduct thorough market research to identify the demand for pharmaceutical products in India. Evaluate the competition and identify potential customers.

2. Define Business Plan: Develop a business plan that includes product portfolio, target market, marketing strategy, and financial projections.

3. Incorporate the Company: Register your company as a private limited company or a public limited company with the Registrar of Companies (ROC).

4. Obtain Drug License: Obtain a drug license from the Central Drugs Standard Control Organization (CDSCO). This is required to manufacture, sell, or distribute drugs in India.

5. Obtain Goods and Services Tax (GST) Registration: Register your company for GST, which is mandatory for businesses with an annual turnover of more than Rs. 20 lakhs.

6. Obtain Intellectual Property Rights: Obtain patents, trademarks, and copyrights to protect your intellectual property.

7. Hire Qualified Staff: Hire qualified staff for research, manufacturing, quality control, and sales and marketing.

8. Set up Manufacturing Unit: Set up a manufacturing unit as per the Good Manufacturing Practices (GMP) guidelines.

9. Obtain Necessary Approvals: Obtain necessary approvals from regulatory bodies like CDSCO, State FDA, and Drug Controller General of India (DCGI) for drug production, marketing, and distribution.

10. Launch the Products: Once all the legal and regulatory requirements are met, launch your products in the market and start marketing and distribution.

It is important to consult with legal and business experts to ensure compliance with all the legal and regulatory requirements in India.