Table 3.

Approved and unapproved uses of HCQ[9]

FDA approved	Lupus erythematosus Rheumatoid arthritis Malaria
Off label
Photosensitivity disorders	PCT, PMLE, solar urticaria, chronic actinic dermatitis, and hydroa vacciniforme
Granulomatous disorders	Sarcoidosis, granuloma annulare, LMDF, and granulomatous cheilitis
CT disorders	Dermatomyositis, scleredema, and LE
Disorders with Lymphocytic Infiltrate	Jessner’s infiltrate and lymphocytoma cutis
Panniculitis	Lupus panniculitis and erythema nodosum
Miscellaneous	Alopecia areata
	Atopic dermatitis
	Eosinophilic fasciitis
	Follicular mucinosis
	Lichen nitidus
	Lichen planus
	Morphea
	Psoriatic arthritis
	Ulcerative stomatitis
	Urticarial vasculitis
Infections	HIV, influenza, SARS-CoV, and SARS-CoV2 (COVID-19)