Darvocet contains the combination of two drugs named, Acetaminophen and Propoxyphene. Propoxyphene is an addictive opioid and Acetaminophen is an active ingredient present in Tylenol. Tylenol is a non-addictive painkiller that is considered to be safe when taken in required doses. Darvocet is prescribed to relief mild to moderate pain and it is available in two forms, Propoxyphene Hydrochloride and Propoxyphene Napsylate. Those patients, who need the medication of Darvocet to treat their pain, can buy Darvocet online with overnight delivery and without any prescription from our pharmacy.   Side effects associated with use of the medication of prescription painkiller Darvocet are similar to those associated with other opiates medicines. Propoxyphene can be habit-forming and lead to physical or psychological dependence to the patient if he or she is having the medication for long period of time. Darvocet may cause side effects that impair reaction time and thinking. It is advised that Darvocet be taken with caution when performing tasks such as driving, operating machinery or other actions that require the person to be alert. The medication of Darvocet comes with instructions on use, risk for dependence, abuse, side effects, allergic reaction, overdose and possible withdrawal symptoms. It is important to read the information provided with the medicine when you buy Darvocet online, so you know how to take it safely and what to expect with the medication. Common side effects to consider when you buy Darvocet online The medication of Darvocet must be taken exactly as directed by any professional doctor. Misusing or overdosing it in any way can be dangerous in many ways. The patients should seek emergency medical help immediately if they experience any of these signs of allergic reaction of Darvocet: Difficulty in breathing, swelling of the face, lips, tongue or throat Side effects of Darvocet may include: Sedation Euphoria Dizziness Fatigue Depression Tremors Sleeplessness Anxiousness Flu-like symptoms Upset stomach Dry mouth Pupil constriction Itching Hallucination Delirium Sweating Muscle and bone pain Confusion Extreme irritability and muscle spasms. Severe side effects can include severe respiratory depression, confusion or stupor, coma, clammy skin, circulatory collapse and cardiac arrest. Constipation is one of the most common side effects of opiate use. It can be relatively mild and temporary but can also cause a blockage which can be severe in many cases.