A nurse is reviewing medications for a client who has just been diagnosed with a small bowel obstruction. The nurse should withhold senna prescribed orally based on understanding of which of the following?

An osmotic laxative, such as magnesium citrate, should be substituted in this client.

The prescribed medication should be administered via NG route rather than the oral route for this client.

Laxatives are contraindicated in clients who have a small bowel obstruction.

Bulk-forming laxatives such as psyllium should be substituted for this client.