Dextromethorphan and Promethazine Syrup and Viekira XR

• Generic Name: dextromethorphan / promethazine
• Dosage Forms: syrup
• Other Brand Names: Promethazine with Dextromethorphan, Promethazine with DM, Phenergan with Dextromethorphan, Promethazine DM

Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger cough reflex.

Promethazine is an antihistamine. It blocks the effects of the naturally occurring chemical histamine in your body.

The combination of dextromethorphan and promethazine used to treat cough, itching, runny nose, sneezing, and itchy or watery eyes caused by colds or allergies.

Dextromethorphan will not treat a cough that is caused by smoking, asthma, or emphysema.

Dextromethorphan and promethazine may also be used for purposes other than those listed in this medication guide.

• Generic Name: dasabuvir / ombitasvir / paritaprevir / ritonavir
• Dosage Forms: extended release tablets
• Other Brand Names: Viekira Pak, Viekira XR

Viekira XR (Viekira) is a combination antiviral medicine used to treat chronic hepatitis C virus (HCV) in adults. Viekira is sometimes given in combination with another antiviral medicine called ribavirin.

Viekira treats specific genotypes of hepatitis C, and only in certain people. Use only the medications prescribed for you. Do not share your medicine with other people.

Viekira is sometimes used in people who also have HIV. Viekira XR is not a treatment for HIV or AIDS.

Viekira may also be used for purposes not listed in this medication guide.