if Brock is safe (good special & 1 potion, bad special & 2 potions):
Late mart: 
Sell antidote (2/3), Bide (3)
Buy 8 Potions

Otherwise, Early Mart: Buy 7 Potions, toss antidote and bide in the first menu

Lass
≤20         Potion

Skip Moon Rocket heal

Post Paras Menu: (Toss Poké Balls (1/2)) Rare Candy (3), Moon Stone (5), TM01 (4)

Pre Rocket: Water Gun (2) in slot 4, Rare Candy (4)

Bill
≤7          1 Potions
8-11        2 Potions
28-47       1 Potion
≥48         Don't heal

Bill: Potion (1), Escape Rope (2)

Goldeen
≤8          3 Potions 
9-13        Lead with HA

Misty
≤7          3 Potions
8-27        2 Potions
28-47       1 Potion
≥48         Don't heal

Bubblebeam optional Menu: Potion (1), TM11 (6)
 
Vermillion: buy 3 Repels (2 under Awakening), 5 Paralyz Heals (3 if you didnt sell bide)

Cut: , Swap Potion (1) with Repels (7),  HM01 (1 up), TM11 (1 up), TM28 (5)
 
Bike: swap Helix Fossil (2) for Bike (2 under Paralyze Heals), TM24 (1 above)

Bike (2) 
Repel (1)
 
Pick Up Max Ether

Pick Up Elixir (13 pedals), Nugget (4½)
 
sell Nugget (2)

Late Drill:
1 TM07
10 Super Repels
4 Super Potions
2 Revives
1 Poké Doll
12 X Accs
6 X Specials
3 X Speeds

Early Drill:
1 TM07
10 Super Repels
3 Super Potions
2 Revives
1 Poké Doll
13 X Accs
5 X Specials
3 X Speeds

Bide Toss
Late Drill:
1 TM07
10 Super Repels
4 Super Potions
2 Revives
1 Poké Doll
12 X Accs
5 X Specials
3 X Speeds

Early Drill:
1 TM07
10 Super Repels
3 Super Potions
2 Revives
1 Poké Doll
13 X Accs
4 X Specials
3 X Speeds

from now on,
https://pastebin.com/2ikHR9Gs