According to Vedic astrology, Rahu does not own any sign. It is friends with Saturn, Mercury and Venus. It is neutral towards Mars, Jupiter. It is the enemy of Sun and Moon. It is important to note that Rahu is more unfriendly with the Sun than the Moon. Remedies for Rahu related problems and during the Dasa or Antardasa of Rahu:
1) Worship Lord Bhairava or Lord Shiva.
2) Recite the Rahu stotra.
3) Chant Rahu beeja mantra: “Om bhram bhreem bhroum sah rahave namah”, 18000 times in 40 days.
4) Recite the Kalabhairav asthakam.
5) Donate: Udad dal or coconut on Saturdays.
6) Do fasting on Saturdays.
7) Puja: Bhairav or Shiva or Chandi Puja.
8) Wear an eight mukhi Rudraksha.
9) One of the most effective remedies for Rahu is recitation of the first chapter of Durga Saptasati.