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Table 1 Calculation of the ALDEN score for each drug administrated during the hospitalization (chronic treatments were excluded) [10]

From: A case report of toxic epidermal necrolysis (TEN) in a patient with COVID-19 treated with hydroxychloroquine: are these two partners in crime?

DRUG

ALDEN score

Causal link

Enoxaparin

−2

Very unlikelya

Oseltamivir

−2

Very unlikely

Ceftriaxone

+1

Unlikely

Potassium Canrenoate

−3

Very unlikely

Pantoprazole

−2

Very unlikelya

Hydroxychloroquine

+4

Possible

Piperacillin/Tazobactam

+1

Unlikely

Dexamethasone

0

Unlikely

Levofloxacin

+1

Unlikely

Paracetamol

−1

Very unlikelya

  1.  < 0: very unlikely
  2. 0–1: unlikely
  3. 2–3: possible
  4. 4–5: probable
  5.  ≥ 6: very probable
  6. are-challenge without any adverse reactions. Score (−12; +10)