Acetaminophen is a pain reliever that increases the effects of dihydrocodeine.
Caffeine is a central nervous system stimulant. It relaxes muscle contractions in blood vessels to improve blood flow.
Dihydrocodeine is an opioid pain medication. An opioid is sometimes called a narcotic.
Acetaminophen, caffeine, and dihydrocodeine is a combination medicine used to relieve moderate to severe pain.
Trezix, Panlor DC, Panlor SS, Zerlor
Constipation; dizziness; drowsiness; headache; light-headedness; mild itching; nausea; sweating; tiredness; vomiting.
Seek medical attention right away if any of these SEVERE side effects occur while taking acetaminophen / caffeine / dihydrocodeine:
Severe allergic reactions (rash; hives; itching; difficulty breathing or swallowing; tightness in the chest; swelling of the mouth, face, lips, throat, or tongue); change in the amount of urine produced; confusion; fainting; fast, slow, or irregular heartbeat; fever, chills, or persistent sore throat; hallucinations; mental or mood changes (eg, agitation, anxiety, depression); red, swollen, blistered, or peeling skin; ringing in the ears; seizures; severe or persistent constipation; severe or persistent dizziness, drowsiness, headache, or light-headedness; shortness of breath; slow, shallow, or difficult breathing; symptoms of liver problems (eg, yellowing of the eyes or skin, dark urine, pale stools, loss of appetite, unusual or severe stomach pain); trouble urinating; unusual bruising or bleeding; unusual tiredness or weakness; vision changes.
(oral capsule, oral tablet)