An official website of the United States government
Here's how you know
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Chemical formula of drugs currently used to induce analgesia in patients with colicky pain. The three categories are: narcotic analgesics, non-steroidal anti-inflammatory drugs, and antispasmodics.