The first thing to remember is that the sample offers may be subject to any eligibility requirements or restrictions. Medications for erectile dysfunction are sent out in a confidential way and without any cost. It is quite common for medical professionals to switch between different medications until the desired result is achieved. The body takes longer to absorb it after a high-fat meal or alcohol. Natural remedies such as L-arginine, Ginseng, and Horny Goat Weed have been used to improve sexual function. It works for up to 36 hours.Never order medicines from an online pharmacy that doesn’t list its phone number and physical address, has prices that seem too good to be true, or tells you that no prescription is needed. Also stay away from ones that don’t have a licensed pharmacist on staff to answer your questions.  · The most common types of best ED meds online include phosphodiesterase-5 (PDE5) inhibitors, such as Viagra, Cialis, and Levitra. PDE5 inhibitors are taken orally and are generally safe and effective. Can you get Viagra without a prescription? You cannot legally get Viagra in the United States and most other countries without a prescription. The United Kingdom is one notable.