Differential Diagnosis
DDx Strength: Weak
Histamine H1 antagonist, Multiple skin lesions Add or remove findings

Differential too broad. Edit Findings to refine your results.

Exanthematous drug eruption

Exanthematous drug eruptionExanthematous drug eruption

Allergic contact dermatitis

Allergic contact dermatitisAllergic contact dermatitis

Anaphylaxis

Anaphylaxis

Livedo reticularis

Livedo reticularisLivedo reticularis

Psoriasis

PsoriasisPsoriasis

Urticaria

UrticariaUrticaria

Drug-induced photosensitive reaction

Drug-induced photosensitive reactionDrug-induced photosensitive reaction

Angioedema

AngioedemaAngioedema

Drug-induced hepatotoxicity

Drug-induced hepatotoxicity

Drug-induced pigmentation

Drug-induced pigmentationDrug-induced pigmentation

Erythema multiforme

Erythema multiformeErythema multiforme

Fixed drug eruption

Fixed drug eruptionFixed drug eruption

Leukocytoclastic vasculitis

Leukocytoclastic vasculitisLeukocytoclastic vasculitis

Pruritus without rash

Pruritus without rashPruritus without rash

Skin popping substance abuse

Skin popping substance abuseSkin popping substance abuse

Acute generalized exanthematous pustulosis

Acute generalized exanthematous pustulosisAcute generalized exanthematous pustulosis

Baboon syndrome

Baboon syndromeBaboon syndrome

Bullous drug eruption

Bullous drug eruptionBullous drug eruption

Drug-induced photoallergic reaction

Drug-induced photoallergic reactionDrug-induced photoallergic reaction

Erosive balanitis

Erosive balanitisErosive balanitis

Interstitial granulomatous drug reaction

Interstitial granulomatous drug reactionInterstitial granulomatous drug reaction

Pseudolymphoma

PseudolymphomaPseudolymphoma

Pustular psoriasis

Pustular psoriasisPustular psoriasis

Symmetric drug-related intertriginous and flexural exanthema

Symmetric drug-related intertriginous and flexural exanthema

Systemic contact dermatitis

Systemic contact dermatitisSystemic contact dermatitis

Toxic epidermal necrolysis

Toxic epidermal necrolysisToxic epidermal necrolysis

Aplastic anemia

Aplastic anemiaAplastic anemia

Asthma

Asthma

Dementia

Dementia

Depressive disorders

Depressive disorders

Drug-induced abdominal pain

Drug-induced abdominal pain

Drug-induced ataxia

Drug-induced ataxia

Drug-induced cough

Drug-induced cough

Drug-induced diarrhea

Drug-induced diarrhea

Drug-induced dyspepsia

Drug-induced dyspepsia

Drug-induced nausea or vomiting

Drug-induced nausea or vomiting

Drug-induced syncope

Drug-induced syncope

Gynecomastia

GynecomastiaGynecomastia

Insomnia

Insomnia

Keratoconjunctivitis sicca syndrome

Keratoconjunctivitis sicca syndrome

Migraine headache

Migraine headache

Orthostatic hypotension

Orthostatic hypotension

Parkinsonism

Parkinsonism

Ventricular tachycardia

Ventricular tachycardia

Acute interstitial nephritis

Acute interstitial nephritis

Acute kidney injury

Acute kidney injury

Anticholinergic syndrome

Anticholinergic syndrome

Brugada syndrome

Brugada syndrome

Bruxism

Bruxism

Delirium

Delirium

Drug-induced alopecia

Drug-induced alopeciaDrug-induced alopecia

Drug-induced anorexia

Drug-induced anorexia

Drug-induced constipation

Drug-induced constipation

Drug-induced diaphoresis

Drug-induced diaphoresis

Drug-induced dizziness

Drug-induced dizziness

Drug-induced dysgeusia

Drug-induced dysgeusia

Drug-induced dyspnea

Drug-induced dyspnea

Drug-induced epistaxis

Drug-induced epistaxis

Drug-induced erectile dysfunction

Drug-induced erectile dysfunction

Drug-induced fatigue

Drug-induced fatigue