How would you manage a patient with progressive/refractory molluscum contagiosum who is well controlled on methotrexate for seropositive rheumatoid arthritis?   

Molluscum can be more challenging to treat when a pt is taking any immunosuppressive. In treating that patient, I would attempt to use cimetidine 400 mg TID along with a topical retinoid such as Retin A 0.1% bid to each individual molluscum. If there are only a few remaining, recalcitrant lesions, I...