Indication: 
Gokshura churna acts like diuretic, commonly used in renal calculi, dysurea, urinary tract infection, edema, premature ejaculation.
Dosage :  
½  to 1 teaspoon along with warm water twice or three times daily before or after food as directed by physician.

Side effects: No known side effects, used under medical supervision
Ingredients:
Gokshura    (Tribulus terretris)
Method  of Storage: stored in airtight container in dry place,
Shelf life period: Around 6 month
Reference: Dhanwantari nigantu
Ayurvedic properties:
Roga karma: Mutrala
Dosha karma: Tridoshahara
Other gunas:  Vrushya, brahmana.