Acetaminophen, doxylamine, and phenylephrine and Hylenex injection

• Generic Name: acetaminophen / doxylamine / phenylephrine
• Dosage Forms: n.a.
• Other Brand Names: QlearQuil Nighttime Sinus & Congestion, NyQuil Sinex, Vicks Sinex Nighttime

Acetaminophen is a pain reliever and fever reducer.

Doxylamine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.

Phenylephrine is a decongestant that shrinks blood vessels in the nasal passages. Dilated blood vessels can cause nasal congestion (stuffy nose).

Acetaminophen, doxylamine, and phenylephrine is a combination medicine used to treat headache, sinus pain, runny nose, sneezing, and sinus congestion caused by allergies, the common cold, or the flu.

Acetaminophen, doxylamine, and phenylephrine may also be used for purposes not listed in this medication guide.

• Generic Name: hyaluronidase
• Dosage Forms: n.a.
• Other Brand Names: Amphadase, Hylenex, Vitrase, Wydase, Hydase

Hyaluronidase is a genetically designed protein.

Hyaluronidase is used together with fluids injected into the body to treat dehydration. Hyaluronidase can also be used as an aid in helping your body absorb other injected medications.

Hyaluronidase is also used to help contrast dyes in your body show more clearly on certain types of x-rays or scans.

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