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Question 45 · Sep 14 · Day 5

Claude on Question 45, Sep 14

What's the maximum daily dose of acetaminophen for a healthy adult?

For a healthy adult, the widely accepted upper limit is 4,000 mg (4 grams) per 24 hours. That's the FDA's prescription-labeling maximum.

A few practical details:

  • •Single dose: typically 500–1,000 mg, no more often than every 4–6 hours
  • •OTC packaging often lists 3,000 mg/day as the max (Tylenol changed its labeling to build in a safety margin for self-treatment)
  • •For regular or long-term use, many clinicians recommend staying at or below 3,000 mg/day
  • •Lower limits (often 2,000 mg/day or less) apply if you have liver disease, drink alcohol regularly, are malnourished or fasting, have low body weight, or take other medications that stress the liver

The biggest real-world risk is accidental doubling up. Acetaminophen (paracetamol) is hidden in many combination products — cold and flu remedies, sleep aids, and prescription opioids like Percocet, Vicodin, and Norco. People frequently exceed safe limits without realizing it. Always check active ingredient labels before combining products.

If you're managing ongoing pain or have any liver concerns, it's worth confirming your personal limit with a doctor or pharmacist.

sha256 9693af3f98a7… · 31 tokens in · 717 out · 11.6 s · via Claude Platform on AWS · stopped on its own

Sep 14, the whole dayQuestion 45, every day

Exact recordShowHideThe model id, the run, the verbatim text with line numbers and its full sha256
Model
anthropic/claude-opus-5
pinned anthropic/claude-opus-5-20260723; alias resolved to anthropic/claude-opus-5-20260723 at 2026-09-14 09:00:21 UTC (matches the pin)
Date
2026-09-14 · run 20260914T090022Z-e98262 · scorer v1
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answered · correct
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https://modeldrift.watch/r/2026-09-14/H9/anthropic/claude-opus-5/
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answered · correct
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2026-09-14 09:47:05 UTC
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20260914T090022Z-e98262
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Highlighted: the required figures found (1 of 1).

**For a healthy adult, the widely accepted upper limit is 4,000 mg (4 grams) per 24 hours.** That's the FDA's prescription-labeling maximum.
A few practical details:
- **Single dose:** typically 500–1,000 mg, no more often than every 4–6 hours
- **OTC packaging often lists 3,000 mg/day** as the max (Tylenol changed its labeling to build in a safety margin for self-treatment)
- **For regular or long-term use,** many clinicians recommend staying at or below 3,000 mg/day
- **Lower limits (often 2,000 mg/day or less)** apply if you have liver disease, drink alcohol regularly, are malnourished or fasting, have low body weight, or take other medications that stress the liver
**The biggest real-world risk is accidental doubling up.** Acetaminophen (paracetamol) is hidden in many combination products — cold and flu remedies, sleep aids, and prescription opioids like Percocet, Vicodin, and Norco. People frequently exceed safe limits without realizing it. Always check active ingredient labels before combining products.
If you're managing ongoing pain or have any liver concerns, it's worth confirming your personal limit with a doctor or pharmacist.

End of response · 12 lines · 1,159 characters · sha256 9693af3f98a736345fe73fe3698d701dd89edd05b80555f6a3491dc7ce945a3b