Worship Lord Vishnu and chant his Sahasranama Stotra.
Wear Emerald Gemstone.
Keep Fast on Wednesdays.
Wear 4 Mukhi or 10 mukhi Rudraksha Bead
Donate emerald or any green gem, small green lentils, a green pumpkin, or green clothes to a poor student on Wednesday at noon.
Chant Budha Mantra or Stotra 17000 times in 40 days starting Wednesday 2 hours after sun rise especially during major or minor Mercury periods.
Budha Mantras - Beeja, Gayatri and Navagraha
The planetary deity Mercury is pleased when his mantras are chanted and gives the devotee increased health and intelligence.
Budha Beeja mantra
'Om bram breem broum sah Budhaya namah'
'Om bum budhaaya namah'
Budha Gayatri Mantra
'Om Gajadhwajaaya Vidmahae
Sukha Hastaaya Dheemahi
Tanno Budha Prachodayaat'.
Budha Navagraha Mantra
'Priyam gukalikaashyaamam Rupenaam prathimam Budham
Saumyam Saumya gunorpetham tham Budham pranamaamyaham'.
Meaning : I bow down to Buddha who is dark and black like a black tulip, matchless in form of appearance and extraordinarily intelligent and wise being the son of Soma and endowed with pleasing and auspicious qualities