Take one ratna samphel precious pill, have three days’ break and then take another ratna samphel. Take four pills like this, with three days between each pill. Take the pill before breakfast and do not expose it to the light.
Take rinchen mangjor precious pill in the same way. Take four pills in total, with a three-day break between each pill. Do not take them on the same day.
Recite half a mala of the following mantra every day:
OM HRIYADHE SARWA TATHAGATA HRIDAYA GARBHE / DZOLA DHARMADHATU GARBHE / SANG HARANA AYUH SANGSHODHAYA / PAPAM SARWA TATHAGATA SAMENDRA USHNIKHA BIMALE BISHUDDHE SWAHA
You can find this mantra in The Method to Transform a Suffering Life into Happiness (Including Enlightenment).
Also recite one mala each day of the Celestial Mansion Extremely Secret Sublime Success mantra. [Find links to this mantra .]
Recite the mantras with bodhicitta, so they're not just for your healing but for all sentient beings.
Read my advice and commentary in Practicing the Five Powers Near the Time of Death. Even if you live for one hundred years, you need to do this.
[Find links to these practices in the FPMT Catalogue.]