"Nov. 1, 2012 -- Two more drugs made by the New England Compounding Center (NECC) are crawling with various kinds of bacteria, FDA tests reveal.
The NECC is the Massachusetts compounding pharmacy whose drugs are the likely source of th"...
(tramadol hydrochloride) Extended-Release Tablets
RYZOLT™ (tramadol hydrochloride extended-release tablets) is a centrally acting analgesic composed of a dual-matrix delivery system with both immediate-release and extended-release characteristics. The chemical name for tramadol hydrochloride is (±)cis-2-[(dimethylamino) methyl]-1-(3-methoxyphenyl) cyclohexanol hydrochloride. Its structural formula is:
The molecular weight of tramadol hydrochloride is 299.8. Tramadol hydrochloride is a white crystalline powder that is freely soluble in water and ethanol. RYZOLT™ (tramadol hydrochloride extended-release tablets) extended-release tablets are for oral administration and contain 100 mg, 200 mg or 300 mg of tramadol hydrochloride. The tablets are white to off-white in color. The inactive ingredients in the tablet are colloidal silicon dioxide, pregelatinized modified starch, hydrogenated vegetable oil, magnesium stearate, polyvinyl acetate, povidone, sodium lauryl sulfate and xanthan gum.
What are the possible side effects of tramadol (ConZip, Rybix ODT, Ryzolt, Ultram, Ultram ER)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop using tramadol and call your doctor at once if you have any of these serious side effects:
- agitation, hallucinations, fever, fast heart rate, overactive reflexes, nausea, vomiting, diarrhea, loss of coordination, fainting;
- seizure (convulsions);
- a red, blistering, peeling skin rash; or
- shallow breathing, weak pulse.
Less serious side...
What are the precautions when taking tramadol hydrochloride extended-release tablets (Ryzolt)?
Before taking tramadol, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, 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: brain disorders (such as head injury, tumor, seizures), breathing problems (such as asthma, sleep apnea, chronic obstructive pulmonary disease-COPD), kidney disease, liver disease, mental/mood disorders (such as confusion, depression, suicidal thoughts), personal or family history of regular use/abuse of drugs/alcohol, stomach/intestinal problems (such as blockage, constipation, diarrhea due to infection, paralytic ileus),...
Last reviewed on RxList: 3/2/2009
This monograph has been modified to include the generic and brand name in many instances.
Additional Ryzolt Information
Ryzolt - User Reviews
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
Chronic Pain/Back Pain
Find tips and advances in treatment.