Mahapaishachika Ghritham is an Ayurvedic medicine in herbal ghee form used for improving memory, intelligency, epilepsy, psychosis etc. Its reference is found in Charaka Samhita. 
Mahapaisachika Ghritham Benefits:
It is indicated in
Chaturthaka (a type of Vishama Jvara or recurent fever)
Unmada (insanity, psychosis)
Graha (Seizures by evil spirits) and
Apasmara (epilepsy)
It works like nector.
It promotes intellect and memory and helps in the development of the physique of children.
Principle: 
In this herbal ghee, the herbs are infused in the medium of ghee along with herb water decotion. Then the solid waste herb materials are filtered out. Thus, this herbal ghee contains oil soluble and water soluble phyto-active principles of medicinal herbs.
Ingredients:
Ghee cooked with [the paste of]
Jatila (Jatamamsi) – Nardostachys jatamamsi
Putanam (Haritaki) – Terminalia chebula
Keshi (Bhutakesi) –
Charati (Kumbhi)
Markati (Sukasimbi),
Vacha – Acorus calamus
Trayamana – Gentiana kurroo
Jaya (Jayanti)
Vira (Ksirakakoli or Salaparni),
Choraka (Candalaka)
Katurohini (Vayahstha( Brahmi or Guduci),Sukari (Varahikanda),
Chatra (Madhurika),
Aticchatra (Satapuspa),
Palankasa (Guggulu)
Maha purushadanta (Shatavari or Visnukranta)
Kayastha (Suksmaila)
Both the types of Nakuli (Rassna),
Katambhara (Katabhi)
Vrscikali (Vrscikapatri) and
Sthira – Desmodium gangeticum
Sarvamayantak Ghrita dosage – General dose is 1 – 2 ml two times a day, before food with warm water or milk, or as directed by Ayurvedic doctor.
It is also used in Nasya treatment (nasal instillation of drops), Abhyanga (massage) and in Basti treatment.
Side effects and precautions:
This product should be taken only under medical supervision.
It is best to avoid this medicine during pregnancy.