Vilwadi Gulika is a tablet, used in Ayurvedic treatment of insect bites, rodent bites, gastro enteritis etc. It is widely used in South Indian Ayurvedic practice. 
Vilwadi Gutika Benefits: 
It is used in Ayurvedic treatment of bites from cobra, scorpion, rodents, insects, spiders, gastro enteritis, dyspepsia, fever, toxic and psychological conditions.
Doctors also prescribe this for the treatment of
Herpes zoster, Wart treatment, eczema and skin infection disorders such as boils and abscesses.
This is effective in demoniacs, administered poison and good in grahani and cholera.
Crohn’s disease, IBS, D
This medicine is also called:
Vilwadi Agada – Vilwadi means Bilva (bael) and such other ingredients. Agada – means, anti toxic, anti poisonous. As this medicine is used for treating poisonous bites, it is also called Agada. 
Bilwadi Vati,
Bilwadi Gutika – Vati and Gulika means tablet. This product is in tablet form.
Vilwadi Gulika dosage: 
1 – 2 tablets once or twice a day, before food or as directed by Ayurvedic doctor.
Apart from oral intake, this tablet is made into paste by rubbing it with water or ghee and used to apply as collyrium, it is also applied as paste over wounds and bites, the fine powder is also used for nasal instillation under medical supervision.
Adjuvant:
Honey or appropriate decoction.
How long to use? 
It can be used for a period of 2 – 4 months.
Bilwadi Gutika side effects:
Its use as collyrium and for nasal instillation should only be done under medical supervision.
In higher doses it may cause burning sensation in stomach.
Keep out of reach and sight of children. Store in cool dry place.
Vilwadi Gulika ingredients, how to make:
10 g of each of
Bilva – Bael (root) – Aegle marmelos
Surasa – Holy Basil – Ocimum sanctum
Karanja – Indian Beech (bark / seed) – Pongamia pinnata
Nata – Indian valerian (root) – Valeriana wallichi
Surahva – Himalayan cedar (bark) – Cedrus deodara
Triphala
Haritaki – Chebulic Myrobalan fruit rind – Terminalia chebula
Vibhitaki – Belliric Myrobalan fruit rind – Terminalia bellirica
Amalaki – Indian gooseberry fruit – Emblica officinalis Gaertn.
Trikatu –
Shunti – Ginger Rhizome – Zingiber officinalis
Maricha – Black pepper – Piper nigrum
Pippali – Long pepper fruit – Piper longum
Nisha – Turmeric (Rhizome) – Curcuma longa
Daru Haridra – Tree Turmeric (stem) – Berberis aristata
Basta Mutra – goat urine – Quantity Sufficient.
The fine powder of above ingredient is triturated with goat urine and tablets are prepared.
Expiry date: Two years from the date of manufacture. Once after opening the container, it is better to empty it before an year.