Before taking this product, tell your doctor or pharmacist if you are allergic to hydrocodone or chlorpheniramine; or to dexchlorpheniramine; or to other opioids (such as benzhydrocodone, codeine, hydromorphone); or if you have any other allergies. This product may contain inactive ingredients (including sulfites such as sodium metabisulfite), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: breathing problems (such as asthma, croup, sleep apnea, chronic obstructive pulmonary disease-COPD), brain disorders (such as seizures, head injury, tumor), stomach/intestinal problems (such as blockage, constipation, diarrhea due to infection, paralytic ileus), glaucoma (narrow-angle), difficulty urinating (such as due to enlarged prostate or urethral stricture), personal or family history of a substance use disorder (such as overuse of or addiction to drugs/alcohol), kidney disease, liver disease, gallbladder disease, underactive thyroid (hypothyroidism), adrenal gland problem (such as Addison's disease), disease of the pancreas (pancreatitis), mental/mood disorders (such as confusion, depression, thoughts of suicide, toxic psychosis), heart problems (such as irregular heartbeat).
This drug may make you dizzy or drowsy or blur your vision. Alcohol or marijuana (cannabis) can make you more dizzy or drowsy. Do not drive, use machinery, or do anything that needs alertness or clear vision until you can do it safely. Avoid alcoholic beverages. Talk to your doctor if you are using marijuana (cannabis).
Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).
This medication may contain sugar. If you have diabetes, ask your doctor or pharmacist how to use this product safely.
Older adults may be more sensitive to the side effects of this drug, especially confusion, dizziness, drowsiness, constipation, trouble urinating, and slow/shallow breathing. Drowsiness, dizziness, and confusion can increase the risk of falling.
Tell your doctor if you are pregnant or think you may be pregnant. During pregnancy, this product is not recommended. It may harm an unborn baby. Talk to your doctor about the risks and benefits of this medication. See also Warning section.
This product passes into breast milk and may have undesirable effects on a nursing infant (such as unusual sleepiness, difficulty feeding, trouble breathing, or unusual limpness). Breast-feeding while using this product is not recommended. Consult your doctor before breast-feeding.