Indra yoga also called as indira yogam occurs in a horoscope if the lords of the 5th and 11th interchange their houses, moon is in the 5th house (moolatrikonam).
A person with Indra yogam in his horoscope will have the following benefits :
1) He is highly courageous
2) He has a long lasting fame
3) He will be king of kings
4) He will have good enjoyments.