Don't panic - Make a realistic plan and stick to it - Going into panic mode will not help at this point. It is better to focus your efforts on creating a realistic plan and sticking to it.
Take two grand tests every week - You can take two grand tests every week by combining two sets so that you cover 8-9 subjects at a time.
Have a daily target - To get the maximum marks, you need a combination of speed and accuracy. You should aim at solving 50-60 MCQ daily.
Consolidate, do not make a fresh start - It is expected that with just 45 days away, you would be at a certain level of preparation. Use this time to consolidate what you know rather than pick up new topics
Your own notes are your best weapon - The most important weapons in your arsenal are your own notes that you have prepared while studying a topic.
Revise - You will have to revise every topic as many times as possible so that your concepts are clear and you can retain facts.
Focus on the image - Another aspect that can help you in your exam preparation is the images. Focus on images and try to recall them. More than 40% of the paper has image-related questions.
Use your time wisely - With only 45 days left, you should have a clear timetable on what you are going to target and achieve every day.