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First Aid in Project Zomboid (Build 42)

Survival5 skill books3 recipes

First Aid is a Survival skill. Taking it from 0 to 10 costs 32,775 XP before multipliers — 5 skill books multiply what you earn on the way; the Doctor occupation starts with 6 levels, and it unlocks 3 recipes.

From the Build 42 dedicated server's files (depot manifest of 23 Sept 2026).

XP for each level

Level 10 alone costs 9,000 XP — 27% of the total.

XP needed for each level

LevelXP for this levelTotal XP
17575
2150225
3300525
47501,275
51,5002,775
63,0005,775
74,50010,275
86,00016,275
97,50023,775
109,00032,775

What you actually earn is scaled first. Starting with no levels in First Aid cuts every gain to ×0.25; a starting +1 is ×1, +2 ×1.33 and +3 or more ×1.66. Fast Learner adds ×1.3, Slow Learner ×0.7. How the multipliers work.

First Aid skill books

Reading a volume multiplies the First Aid XP you earn while your level is inside its range: every tenth of the book read adds a tenth of the multiplier. The game lets you open a volume from one level below its range, and not once you are past it (ISReadABook.lua).

  • First Aid I: "A Scouts Injury Guide"

    Levels
    1–2
    Pages
    220
    XP up to
    ×3
    Where it spawns →
  • First Aid II: "Bandaging and Suturing"

    Levels
    3–4
    Pages
    260
    XP up to
    ×5
    Where it spawns →
  • First Aid III: "Emergency Paramedics Manual"

    Levels
    5–6
    Pages
    300
    XP up to
    ×8
    Where it spawns →
  • First Aid IV: "Gray's Anatomy of the Human Body"

    Levels
    7–8
    Pages
    340
    XP up to
    ×12
    Where it spawns →
  • First Aid V: "Surgical Techniques of the Operating Room"

    Levels
    9–10
    Pages
    380
    XP up to
    ×16
    Where it spawns →

Multipliers from the game's skill-book table (lua/server/XpSystem/XPSystem_SkillBook.lua); “where it spawns” opens the map's item finder on the loot tables.

Start with First Aid

Levels a new character gets in First Aid — and, through them, a faster XP rate (see above):

  • Doctoroccupation · +6
  • Nurseoccupation · +3
  • Park Rangeroccupation · +1
  • First Aidertrait · +1
  • Former Scouttrait · +1

First Aid from TV and VHS

5 VHS tapes give 1,600 XP. Both stop counting once the skill reaches level 3 in the default sandbox settings, and before the multipliers above. Shows and tapes, by name.

Recipes you learn by levelling First Aid

Reaching the level teaches the recipe — no magazine needed.

  • Lv 5Grind Up Comfrey
  • Lv 5Grind Up Plantain
  • Lv 5Grind Up Wild Garlic

More skills

Pictures: item and trait icons and the health-panel figure are The Indie Stone's game art; item renders and shop signs are from PZwiki (CC BY-NC-SA 3.0).

Project Zomboid is a game by The Indie Stone. PinDrop is fan-made and not affiliated with The Indie Stone.