Norgesic (Orphenadrine Citrate with Aspirin and Caffeine) Drug Information: Side Effects and Drug Interactions

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May 27, 2012

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Lower Back Pain »

Low back pain facts

Functions of the low back, or lumbar area, include structural support, movement, and protection of certain body tissues.
Pain in the low back can relate to the bony lumbar spine, discs between the vertebrae, ligaments around the spine and discs, spinal cord and nerves, muscles of the low back, internal organs of the pelvis and abdomen, and the skin covering the lumbar area.
Treatment of low back pain is optimally directed toward a diagnosed or suspected specific cause. For acute lumbar strain, use of a home remedy initially can be beneficial.

What is the anatomy of the low back?

The first step to understanding low back pain is appreciating the normal design (anatomy) of the tissues of this area of the body. Important structures of the low back that can be related to symptoms in this region include the bony lumbar spine (vertebrae, singular = vert...

Read the Lower Back Pain article »

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SIDE EFFECTS

Side effects of Norgesic (orphenadrine citrate with aspirin and caffeine) or Norgesic (orphenadrine citrate with aspirin and caffeine) Forte are those seen with aspirin and caffeine or those usually associated with mild anticholinergic agents. These may include tachycardia, palpitation, urinary hesitancy or retention, dry mouth, blurred vision, dilatation of the pupil, increased intraocular tension, weakness, nausea, vomiting, headache, dizziness, constipation, drowsiness, and rarely, urticaria and other dermatoses. Infrequently, an elderly patient may experience some degree of confusion. Mild central excitation and occasional hallucinations may be observed. These mild side effects can usually be eliminated by reduction in dosage. One case of aplastic anemia associated with the use of Norgesic (orphenadrine citrate with aspirin and caffeine) has been reported. No causal relationship has been established. Rare G.I. hemorrhage due to aspirin content may be associated with the administration of Norgesic (orphenadrine citrate with aspirin and caffeine) or Norgesic (orphenadrine citrate with aspirin and caffeine) Forte. Some patients may experience transient episodes of light-headedness, dizziness or syncope.