These PDE5 inhibitors may cause headache, flushing, drop in blood pressure, or other adverse effects. You should also call your insurance company to see if they cover erectile dysfunction medications. Follow-up support: Make sure you can get the help you need if questions or concerns arise after ordering. It’s available in 25 mg, 50 mg, and mg tablets and lasts up to 18 hours. Online pharmacies also may not fill short-term prescriptions, such as those for antibiotics.$ Get free savings Walgreens $ retail Save 89% $ Get free savings. For Same-Day Delivery: Capsule For Birth Control: Lemonaid Health For Budget: GoodRx Gold For Flexibility: Optum For Abortion Care: AidAccess For Dermatology: Apostrophe . Delivery time: 2–5 business days Prescription needed: yes Accepts insurance: no Dosage: 5 mg SHOP NOW AT HIMS Healthline ‘s review Hims is a telehealth prescription .