Opium Preparations (Systemic)

Side Effects of This Medicine

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Get emergency help immediately if any of the following symptoms of overdose occur :

Cold, clammy skin; confusion; convulsions (seizures); dizziness (severe); drowsiness (severe); low blood pressure; nervousness or restlessness (severe); pinpoint pupils of eyes; slow heartbeat; slow or irregular breathing; weakness (severe)

Also, check with your doctor immediately if any of the following side effects are severe and occur suddenly since they may indicate a more severe and dangerous problem with your bowels:

Rare

Bloating; constipation; loss of appetite; nausea or vomiting; stomach cramps or pain

In addition, check with your doctor as soon as possible if any of the following side effects occur:

Rare

Fast heartbeat; increased sweating; mental depression; redness or flushing of face; shortness of breath, wheezing, or troubled breathing; skin rash, hives, or itching; slow heartbeat

Other side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. However, check with your doctor if any of the following side effects continue or are bothersome:

More common with large doses

Difficult or painful urination; dizziness, lightheadedness, or feeling faint; drowsiness; frequent urge to urinate; nervousness or restlessness; unusual decrease in amount of urine; unusual tiredness or weakness

After you stop using this medicine, your body may need time to adjust. The length of time this takes depends on the amount of medicine you were using and how long you used it. During this period of time check with your doctor if you notice any of the following side effects:

Body aches; diarrhea; fever, runny nose, or sneezing; gooseflesh; increased sweating; increased yawning; loss of appetite; nausea or vomiting; nervousness, restlessness, or irritability; shivering or trembling; stomach cramps; trouble in sleeping; unusually large pupils of eyes; weakness (severe)

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.