Differential Diagnosis
DDx Strength: Good
famotidine, Multiple skin lesions Add or remove findings

Anaphylaxis

2/2
Anaphylaxis

Dermographism

2/2
DermographismDermographism

Urticaria

2/2
UrticariaUrticaria

Drug-induced hepatotoxicity

2/2
Drug-induced hepatotoxicity

Pruritus without rash

2/2
Pruritus without rashPruritus without rash

Acute generalized exanthematous pustulosis

2/2
Acute generalized exanthematous pustulosisAcute generalized exanthematous pustulosis

Drug-induced diarrhea

1/2
Drug-induced diarrhea

Drug-induced nausea or vomiting

1/2
Drug-induced nausea or vomiting

Delirium

1/2
Delirium

Drug-induced headache

1/2
Drug-induced headache

Drug-induced leukopenia

1/2
Drug-induced leukopenia

Drug-induced somnolence

1/2
Drug-induced somnolence

Prolonged QT interval

1/2
Prolonged QT interval

Acute interstitial nephritis

1/2
Acute interstitial nephritis

Drug-induced anorexia

1/2
Drug-induced anorexia

Drug-induced arthralgia

1/2
Drug-induced arthralgia

Drug-induced constipation

1/2
Drug-induced constipation

Drug-induced fatigue

1/2
Drug-induced fatigue

Drug-induced hepatitis

1/2
Drug-induced hepatitis

Drug-induced paresthesia

1/2
Drug-induced paresthesia

Drug-induced weakness

1/2
Drug-induced weakness

Galactorrhea

1/2
GalactorrheaGalactorrhea

Torsades de pointes

1/2
Torsades de pointes

Drug-induced jaundice

1/2
Drug-induced jaundiceDrug-induced jaundice