Of course, a stronger formulation, or a higher ratio of higher-cost ingredients to lower-cost ones, will typically result in a higher Trimix injection price. These medications are designed to help increase blood flow or encourage muscle relaxation, the two mechanisms necessary for a man to achieve and maintain an erection. Dosage Trimix is typically sold in vials of a set volume — most often 5 mL or 10 mL. With enough information, a qualified medical provider can help you find an ED medication and dosage that is right for you. In general, ED treatment side effects are mild and temporary. Therefore, the Trimix injection price paid, whether your prescription is provided by a doctor and licensed pharmacy, does not generally differ significantly based on insurance.Generic Viagra (sildenafil) is available as a , , , and milligram (mg) pill and in liquid form. It’s meant to be taken as needed — about an hour before sex — but shouldn’t be.  · Though some oral ED medications are now available in generic form, they can still cost $10 to $20 or more per dose, according to estimates on GoodRx. The cost of medications can certainly change. Caverject (alprostadil) is an ED medication that’s injected into the penis. It’s available as single-dose vials in 20 mcg and 40 mcg strengths that you’ll store at room temperature. Each vial contains powder that you’ll need to mix with a solution before use.