Other than as required by applicable law, Sanofi does not undertake any obligation to update or revise any forward-looking information or statements. Our advice? When the smaller blood vessels in the lungs become more resistant to blood flow, the right ventricle must work harder to pump enough blood through the lungs. Talk to a doc and get a prescription for Cialis or another ED treatment. Erectile dysfunction is a condition where the penis does not harden and expand when a man is sexually excited, or when he cannot keep an erection. You may opt-out of email communications at any time by clicking on the unsubscribe link in the e-mail. Tadalafil is also used to treat men who have signs and symptoms of benign prostatic hyperplasia BPH.Pregnancy Birth control needs Breastfeeding Precautions For professionals Drug Images What is Cialis? Cialis is a brand-name prescription medication. It’s FDA-approved to . Tadalafil (Oral Route) Description and Brand Names Before Using Proper Use Precautions Side Effects Products and services Description and Brand Names Drug information . stuffy nose Patients who get back pain and muscle aches usually get them 12 to 24 hours after taking Cialis and these usually go away by themselves within 48 hours. A small .