<unk>  is a side-effect of long-term use of certain medications. The most commom medications that cause<unk>  are procainamide, hydralazine and quinidine. Symptoms of<unk>  are similar to systemic<unk>  erythematosus. After stopping the medication that caused the condition, most patients may recover.
Drug-induced lupus erythematosus
Subacute cutaneous lupus erythematosus
Lupus vulgaris
Behcet's syndrome
Pemphigus vulgaris
Parapsoriasis
Pemphigus vegetans
Herpetic whitlow