Use Guru Yantra to appease the malefic Jupiter. Keep GuruYantra/Jupiter Yantra on rising moon Thursday in your Pooja Ghar. This will protect you from the negative impact of the malefic Jupiter and will bless you with power, rank, authority, knowledge, wealth, joy, spirituality and business. This Yantra is highly advised for professionals and businessmen. The Yantra will help in reducing the problems raised by weak Jupiter in your birth chart. The worshipers of this Guru Yantra are also cured from the diseases like heart attack, unconsciousness, swelling, cough and fat etc.