Capzasin-HP and Diphenhydramine and magnesium salicylate

• Generic Name: capsaicin topical
• Dosage Forms: n.a.
• Other Brand Names: Capsicum Oleoresin, Capsin, Capzasin Back and Body, Capzasin-HP, Capzasin-P, Castiva Warming, Icy Hot PM, Icy Hot with Capsaicin, Menthac Arthritis Cream with Capsaicin, Qutenza, Salonpas Gel-Patch, Salonpas Pain Patch with Capsaicin, Sloan's Liniment, Trixaicin, Zostrix, Capzasin-P, Theragen HP, Zostrix Arthritis Pain Relief, Zostrix Foot Pain Relief, Zostrix HP

Capsaicin is the active ingredient in chili peppers that makes them hot. Capsaicin is used in medicated creams and lotions to relieve muscle or joint pain.

Capsaicin used on the body causes a sensation of heat that activates certain nerve cells. With regular use of capsaicin, this heating effect reduces the amount of substance P, a chemical that acts as a pain messenger in the body.

Capzasin-HP is used for temporary relief of muscle or joint pain caused by strains, sprains, arthritis, bruising, or backaches. This medicine is also used to treat nerve pain (neuralgia) in people who have had herpes zoster, or "shingles."

Capzasin-HP may also be used for purposes not listed in this medication guide.

• Generic Name: diphenhydramine / magnesium salicylate
• Dosage Forms: n.a.
• Other Brand Names: Doans PM

Diphenhydramine 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.

Magnesium salicylate is a nonsteroidal anti-inflammatory drug (NSAID) in a group of drugs called salicylates (sa-LIS-il-ates). This medicine works by reducing substances in the body that cause pain, fever, and inflammation.

Diphenhydramine and magnesium salicylate is a combination medicine used to treat back pain that keeps you awake during your normal sleeping hours.

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