Dextromethorphan (Systemic)

Brand Names : Benylin Adult Formula Cough Syrup, Benylin Pediatric Cough Suppressant, Cough-X, Creo-Terpin, Delsym Cough Formula, Diabe-TUSS DM Syrup, Hold DM, Pertussin CS Children's Strength, Pertussin DM Extra Strength, Robitussin Maximum Strength Cough Suppressant, Robitussin Pediatric Cough Suppressant, Sucrets 4 Hour Cough Suppressant, Trocal, Vicks 44 Cough Relief, Balminil DM, Balminil DM Children, Benylin DM, Benylin DM 12 Hour, Benylin DM for Children, Benylin DM for Children 12 Hour, Broncho-Grippol-DM, Calmylin #1, Delsym, Koffex DM, Novahistex DM, Novahistine DM, Robitussin Pediatric, Triaminic DM Long Lasting for Children

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.

Check with your doctor as soon as possible if any of the following side effects occur:

Symptoms of overdose

Blurred vision; confusion; difficulty in urination; drowsiness or dizziness; nausea or vomiting (severe); shakiness and unsteady walk; slowed breathing; unusual excitement, nervousness, restlessness, or irritability (severe)

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 health care professional if any of the following side effects continue or are bothersome:

Less common or rare

Confusion; constipation; dizziness (mild); drowsiness (mild); headache; nausea or vomiting; stomach pain

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