A nurse is caring for a client who is prescribed with cimetidine (Tagamet HB). The nurse understands that complications of cimetidine (Tagamel HB) include: (Select All That Apply.).

A. Priapism is a rare side effect that can occur with certain medications, but it is not commonly associated with cimetidine. B. Cimetidine, a H2 blocker used for stomach acid reduction, can cause decreased libido as a side effect, especially in long-term use, due to its antiandrogenic properties. C. Sedation is a potential side effect of cimetidine, as it can cross the blood-brain barrier and cause central nervous system effects such as drowsiness. D. Impotence is another side effect of cimetidine, due to its antiandrogenic effects.