To use Sitaram Gruhadhoomadi Choornam effectively, it is typically applied externally. Clean the affected area and dry it thoroughly. Then, apply the choornam as per the instructions provided on the packaging or as directed by a healthcare professional. It may be used for skin issues, and consistency in application is key for achieving optimal results. Always perform a patch test before using it extensively, and consult with an Ayurvedic practitioner for personalized advice. If you have any medical conditions, seek professional guidance prior to use.