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Tussionex Side Effects Center
Medically reviewed by Min Clinic Staff | Updated: January 2026
- Generic Name: hydrocodone and chlorpheniramine
- Brand Name: Tussionex
Tussionex (Hydrocodone and Chlorpheniramine) side effects drug center
Tussionex Side Effects Center
What Is Tussionex?
Tussionex (chlorpheniramine and hydrocodone) is a combination antihistamine/antitussive drug prescribed for symptomatically managing cold and allergy symptoms. Common side effects of Tussionex include:
- lightheadedness,
- dizziness,
- drowsiness,
- trouble concentrating,
- mood changes,
- anxiety,
- blurred vision,
- constipation,
- nausea,