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Treats cough and stuffy nose caused by throat irritation or the common cold, and loosens mucus in the throat. This medicine is a combination that contains a narcotic cough suppressant.

Brand Names

Mytussin DAC
Levall 5.0
Cheratussin DAC
Biotussin DAC
Phenhist Expectorant
Phenylhistine Expectorant
Dihistine Expectorant
Novadyne Expectorant
Tussin DAC
Nalex Expectorant
Hydro-Tussin HD

When You Should Not Take The Medication

You should not use this medicine if you have had an allergic reaction to any cold or cough medicine, codeine, hydrocodone, or any narcotic pain medicine such as Darvocet®, Percocet®, Demerol®, Roxicodone®.

How To Store And Dispose Of This Medicine

Store the medicine at room temperature, away from heat and direct light. Do not freeze it.

Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.

Keep all medicine away from children and never share your medicine with anyone.

Possible Side Effects While Using This Medicine

Call your doctor right away if you notice any of these side effects:
Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, and trouble breathing
Blistering, peeling, red skin rash
Decrease in how much or how often you urinate
Fast, pounding, or irregular heartbeat
Severe confusion or weakness, ongoing headache, or shallow breathing

If you notice these less serious side effects, talk with your doctor:
Blurred vision
Feelings of extreme happiness or sadness, or trouble sleeping
Mild skin rash or itching
Muscle weakness
Nausea, vomiting, constipation, or dry mouth

If you notice other side effects that you think are caused by this medicine, tell your doctor.