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Hydrocodone Side Effects, Upsides, Downsides & How it Works

Hydrocodone is an opioid pain medication. An opioid is sometimes called a narcotic.

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Zohydro ER and Hysingla ER are extended-release forms of hydrocodone that are used for around-the-clock treatment of severe pain. Extended-release hydrocodone is not for use on an as-needed basis for pain.