As you want to get the details of All India Pre-Medical / Pre-Dental Entrance Test dates of 2014 so here is the information of the same for you:

AIPMT 2014 Exam Pattern
AIPMT 2014 will have 180 objective type questions and the duration of the exam will be 3 hours.
Questions will be from Physics, Chemistry, Botany and Zoology.
Each section will have 45 questions.

AIPMT 2014 Important Dates
Events
Important Dates
Online registration starts
December 1, 2013
Online registration without late fee
December 1, 2013 - December 31, 2013
Online registration with late fee
January 1, 2014 - January 31, 2014
Date of receipt of confirmation page in CBSE(From Remote Areas)
January 10, 2014
Date of receipt of confirmation page in CBSE for those who submitted applications with late fee
February 5, 2014
Date of Hosting of AIPMT 2014 Admit Card
Applications without Late Fee
April 01, 2014
Applications with Late Fee
April 10, 2014
Date of Examination AIPMT 2014
May 4, 2014 (Sunday)
Declaration of AIPMT 2014 Results
End of 1st week of June, 2014

As you can see the dates of 2014 have been passed so you have to wait till next year and these dates can be taken as tentative for the year of 2015

Syllabus
Physics - 45 questions
Class XI:
Physical World and Measurement; Kinematics; Laws of Motion; Work, Energy and Power; Motion of System of Particles and Rigid Body; Gravitation; Properties of Bulk Matter; Thermodynamics; Behavior of Perfect Gas and Kinetic Theory; Oscillations and Waves

Class XII:
Electrostatics; Current Electricity; Magnetic Effects of Current and Magnetism; Electromagnetic Induction and Alternating Currents; Electromagnetic Waves; Optics; Dual Nature of Matter and Radiation; Atoms and Nuclei; Electronic Devices

Chemistry - 45 questions
Class XI:
Some Basic Concepts of Chemistry; Structure of Atom; Classification of Elements and Periodicity in Properties; Chemical Bonding and Molecular Structure; States of Matter: Gases and Liquids; Thermodynamics; Equilibrium; Redox Reactions; Hydrogen; s-Block Element (Alkali and Alkaline Earth metals); Some p-Block Elements; Organic Chemistry - Some Basic Principles and Techniques; Hydrocarbons; Environmental Chemistry

Class XII:
Solid State; Solutions; Electrochemistry; Chemical Kinetics; Surface Chemistry; General Principles and Processes of Isolation of Elements; p-Block Elements; d and f Block Elements; Coordination Compounds; Haloalkanes and Haloarenes; Alcohols, Phenols and Ethers; Aldehydes, Ketones and Carboxylic Acids; Organic Compounds Containing Nitrogen; Biomolecules; Polymers; Chemistry in Everyday Life

Biology - 90 questions
Class XI:
Diversity in Living World; Structural Organization in Animals and Plants; Cell Structure and Function; Plant Physiology; Human Physiology

Class XII:
Reproduction; Genetics and Evolution; Biology and Human Welfare; Biotechnology and its Applications; Ecology and Environment