Opcon-A Eye Drops and Orenitram

• Generic Name: naphazoline / pheniramine ophthalmic
• Dosage Forms: eye drops
• Other Brand Names: Naphcon-A, Opcon-A, Visine-A, AK-Con-A, Ocuhist

Naphazoline is a vasoconstrictor. It works by narrowing swollen blood vessels in the eyes to reduce eye redness.

Pheniramine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of itchy or watery eyes.

Opcon-A (for the eyes) is for temporary relief of minor eye redness or itching caused by ragweed, pollen, grass, or animal dander and hair.

Opcon-A may also be used for purposes not listed in this medication guide.

• Generic Name: treprostinil
• Dosage Forms: tablet, extended release
• Other Brand Names: Orenitram, Remodulin, Tyvaso, Tyvaso Refill Kit, Tyvaso Starter Kit

Orenitram (treprostinil) dilates (widens) the arteries and decreases the amount of blood clotting platelets in your body. These effects lower blood pressure in the pulmonary artery that leads from the heart to the lungs.

Orenitram is used to treat pulmonary arterial hypertension (PAH). This medicine improves your ability to exercise.

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