Return to top Side effects cannot be anticipated. If any side effects develop or change in intensity, tell your doctor as soon as possible. This medication should not be given to children under 2 years of age or used by nursing mothers. Dimetane-DC is not for treatment of asthma or other breathing disorders. Avoid Dimetane-DC if you have ever had an allergic reaction to it or are sensitive to any of its ingredients.
Antihistamines can make young children excited.
Possible food and drug interactions when taking this medication Return to top Dimetane-DC may increase the effects of alcohol. Do not drink alcohol while taking this medication. If Dimetane-DC is taken with certain other drugs, the effects of either drug could be increased, decreased, or altered. No information is available about the safety of Dimetane-DC during pregnancy. If you are pregnant or plan to become pregnant, inform your doctor immediately.