What is the mechanism of action for viagra a relaxes

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3.What is the mechanism of action for Viagra?a. Relaxes the smooth muscle in the corpus cavernosum, allowing inflow of blood.b. Constricts the smooth muscle in the corpus cavernosum, allowing inflow of blood.c. Relaxes the tunica albuginea.d. Increases production of fluid from the seminal vesicles.
4.Should Mr. Ralston take Nitro-Dur and Viagra together? Why or why not?
5.What is the generic name for Nitro-Dur?
6.What is the primary use for Nitro-Dur?
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7.What is the total amount of nitroglycerin contained in one patch?a. 0.4 mgb. 30 unitsc. 80 mg
8.Mr. Ralston has been using the transdermal patch for several years. What is his probable dosage?
9.Should the dosage of Nitro-Dur be adjusted if the patient is experiencing renal impairment?
10.Can you refrigerate the Nitro-Dur patch?
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11.Which of the following are severeadverse reactions of the Nitro-Dur transdermalpatch? Choose all that apply.a. rapid onset bradycardiab. nauseac. tolerance (delayed)d. cyanosis
12.Which of the following are trade names for nitroglycerin. Choose all that apply.
13.What is the most important thing you must remember about dosing Nitro-Dur transdermal patch?
14.Is Nitro-Dur recommended for patients with severe anemia?
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