Hey Silvia,
M.Pharma (Master in Pharmacy) is a 2-year post-graduate program in Pharmacy field. There are many specialization in this course from which you have to choose one according to your interest and the future opportunities, some of the specializations are :

• Pharmaceutical Chemistry
• Pharmaceutical Technology
• Pharmaceutical Analysis and Quality Assurance
• Clinical Pharmacy
• Pharmaceutics
• Pharmacy Practice
• Pharmacognosy
• Pharmacology
• Pharmaceutical Marketing Management
• Quality Assurance
• Phytopharmaceuticals and Natural products
• Drug Discovery and Development
• Medicinal Chemistry
• Bulk Drugs
• Drug Regulatory Affairs
• Biopharmaceutics
• Industrial Pharmacy

Eligibility criteria for admission to M.Pharm course is that a candidate must have obtained a Bachelor's degree in Pharmacy with minimum 50% marks.
For admission to this course, one can give GPAT (Graduate Pharmacy Aptitude Test) for admission to a good and reputed M.Pharma College.
Some Colleges comes under GPAT are :

• Pharmaceutical Education and Research, Mohali
• Jamia Hamdard, New Delhi
• University Institute of Pharmaceutical Sciences, Chandigarh
• Jadavpur University, Kolkata
• Institute of Chemical Technology, Mumbai
• National Institute of Pharmaceutical Education and Research, Hyderabad

And if you have qualified GPAT you can get any government college based on your rank which is affiliated to GPAT.
Fee structure for the course is Rs. 50k to 1 lakh in government colleges and Rs. 2 lakh to 5 lakh in Private Colleges.
Good Luck!