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Histinex HC

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Histinex HC

Side Effects


Adverse reactions to Histinex® HC (phenylephrine, hydrocodone, cpm) may include hypersensitivity reactions such as rash, urticaria, leukopenia, agranulocytosis and thrombocytopenia, drowsiness, lassitude, giddiness, dryness of the mucous membranes, tightness of the chest, thickening of bronchial secretions, urinary frequency and dysuria, palpitation, hypertension/hypotension, headache, faintness, dizziness, tinnitus, incoordination, visual disturbances, mydriasis, CNS depressant and (less often) stimulant effect, increased irritability or excitement, anorexia, nausea, vomiting, diarrhea, constipation and epigastric distress.

Drug Abuse And Dependence

This product is a Schedule III Controlled Substance. Because of the hydrocodone content, some abuse might be expected. Psychic dependence, physical dependence and tolerance may deveolop upon repeated administration. It should be prescribed and administered with the degree of caution appropriate for this type product.

Read the Histinex HC (phenylephrine, hydrocodone, cpm) Side Effects Center for a complete guide to possible side effects


No information provided.

This monograph has been modified to include the generic and brand name in many instances.

Last reviewed on RxList: 4/9/2009

Side Effects

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.

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