Comtrex Cold-Cough Oral: Uses, Side Effects, Interactions, Pictures, Warnings & Dosing - WebMD

See also Warning section.

If you are taking the over-the-counter product, read all directions on the product package before taking this medication. If you have any questions, consult your pharmacist.

Take this medication by mouth with or without food or as directed by your doctor. This medication can be taken with food or milk if stomach upset occurs.

If you are using a liquid form, carefully measure your prescribed dose using a medication-measuring device or spoon. Do not use a household spoon because you may not get the correct dose. If your liquid form is a suspension, shake the bottle well before each dose.

Chewable forms of this medication should be chewed thoroughly before swallowing.

The dosage is based on your age. Do not increase your dose or take this medication more often than directed without your doctor's approval. Improper use of this medication (abuse) may result in serious harm (such as brain damage, seizure, death).

Tell your doctor if your condition persists for more than 1 week, if it worsens, or if it occurs with rash, persistent headache, or fever lasting more than 3 days. These may be symptoms of a serious medical problem and should be checked by a doctor.