### Clue: Livestock here help, so it's said, to supply a drug dealer (10)
### Answer: PHARMACIST 
 ### Explanation: Definition: a drug dealer
  **Homophone of**(…, so it's said) ["farm"(where livestock are/found here) + "assist"(to help)].
Defn:  One who could be whimsically (or cruelly) called a drug dealer.