Does hydrocodone lower your heart rate?

Stop using hydrocodone and call your doctor at once if you have:

noisy breathing, sighing, shallow breathing, breathing that stops during sleep;

"a slow heart rate" or weak pulse;

pain or burning when you urinate;

confusion, tremors, severe drowsiness;

a light-headed feeling, like you might pass out;

low cortisol levels - nausea, vomiting, loss of appetite, dizziness, worsening tiredness or weakness; or

high levels of serotonin in the body - agitation, hallucinations, fever, sweating, shivering, fast heart rate, muscle stiffness, twitching, loss of coordination, nausea, vomiting, diarrhea.

Source: https://www.drugs.com/hydrocodone.html