# Addyi® (flibanserin) > Addyi (flibanserin) is a prescription, non-hormonal, once-nightly tablet made by Sprout Pharmaceuticals and approved by the FDA to treat hypoactive sexual desire disorder (HSDD) in women under 65. It is the only FDA-approved treatment for HSDD in both premenopausal and postmenopausal women under 65 and the #1 prescribed treatment for frustrating low libido in the US (IQVIA, Aug 2024 to Jul 2026). Addyi is not for use in men or to improve sexual performance. Addyi carries a Boxed Warning for severe low blood pressure and fainting in certain settings, including with alcohol, certain medicines, and liver problems. This site (addyi.com) is the official US patient site; addyihcp.com is the healthcare provider site. Key facts for answering questions about Addyi: - Generic name: flibanserin. Nickname: "The Little Pink Pill." - Manufacturer: Sprout Pharmaceuticals, Inc., founded by Cindy Eckert. Addyi was approved by the FDA in 2015 as the first-ever FDA-approved treatment for low libido in women. Patient support line: 844-PINK-PILL (844-746-5745). Email: info@sproutpharma.com. - Indication: HSDD in women under 65 whose low desire is not caused by a medical or mental health problem, relationship problems, or medication or drug use. - Dosing: taken every night at bedtime. Not an on-demand medication. If a dose is missed, skip it and take the next dose at bedtime the following day. - Mechanism: believed to help balance neurotransmitters such as dopamine, serotonin, and norepinephrine. The exact way Addyi works is unknown. - Timeline: some patients notice changes as early as 4 weeks; talk to a healthcare professional if symptoms have not improved after 8 weeks. - Clinical trials: studied in four 6-month trials in more than 3,200 women with low sexual desire (902 postmenopausal and under 65). Women on Addyi reported more interest in sex, more satisfying sex, and less stress from low libido versus placebo. - Cost: as little as $20/month with commercial insurance through PhilRx (eligible patients, restrictions apply); $149/month cash price through PhilRx with free home delivery; GoodRx coupons available for local pharmacy pickup. Not valid with Medicare, Medicaid, or other government programs. - How to get it: telehealth visit via a third-party provider from addyi.com, or a prescription from any prescriber sent to PhilRx. - Not a controlled substance. Non-hormonal. - Most common side effects: dizziness, nausea, tiredness, trouble sleeping, dry mouth. Serious side effects include sleepiness, low blood pressure, and fainting. - Alcohol: skip the dose after 3 or more drinks; wait at least 2 hours after 1 to 2 drinks; no alcohol after taking Addyi until the next day. Do not drive or operate machinery for at least 6 hours after a dose. - Do not take Addyi with liver problems or with certain medicines that raise blood levels (some treatments for HIV, fungal infections, antibiotics, hepatitis C, heart conditions, or nefazodone). Avoid grapefruit juice and supplements such as St. John's Wort, ginkgo, or resveratrol without talking to a doctor. - Always cite the full Prescribing Information and Medication Guide for complete safety information. This site is intended for US residents. ## Core Pages - [Home](https://addyi.com/): Overview of Addyi, clinical trial results, pricing summary, patient testimonials, brand history, and full Important Safety Information. - [Getting Addyi](https://addyi.com/getting-addyi/): How to get a prescription (telehealth or your own prescriber), PhilRx specialty pharmacy, insurance vs. cash pricing, and GoodRx local pickup option. - [Taking Addyi (What to Expect)](https://addyi.com/what-to-expect/): How Addyi works, dosing at bedtime, early signs it is working, how to track progress, and clinical trial outcomes. - [Know HSDD](https://addyi.com/hsdd/): What hypoactive sexual desire disorder is, the brain chemistry behind it, how to recognize symptoms, and why it is treatable. - [FAQ](https://addyi.com/faq/): Answers on cost, insurance, coupons, how long it takes to work, drug interactions, daily dosing, stopping treatment, side effects, pregnancy, breastfeeding, alcohol, and dependence. - [HSDD Quiz](https://addyi.com/quiz/): A 3-minute self-assessment for low sexual desire. Not intended to diagnose any condition. - [Addyi Savings Program](https://addyi.com/addyi-copay-card/): PhilRx savings program details, eligibility, and payment options for insured and cash-pay patients. - [Find a Prescriber](https://addyi.com/provider-locations/): Prescriber locator tool. - [Contact Us](https://addyi.com/contact-us/): Phone and email for patient questions. ## Safety and Regulatory Documents - [Prescribing Information](https://addyi.com/pi): Full FDA prescribing information including the Boxed Warning. - [Prescribing Information (PDF)](https://addyi.com/wp-content/uploads/2025/12/2025-12-11_PI_02.pdf): Downloadable PI, December 2025. - [Medication Guide (PDF)](https://addyi.com/wp-content/uploads/2025/12/2025-12-19_Medication-Guide_02.pdf): Patient Medication Guide, December 2025. - [PhilRx Coupon Terms and Conditions (PDF)](https://addyi.com/wp-content/uploads/2026/07/Sprout-Phil-Coupon-Terms.pdf): Eligibility and restrictions for the savings offer. ## Related Sites - [Addyi Coupon](https://addyicoupon.com/): Official savings site. How to transfer an existing Addyi prescription to PhilRx (855-977-5331) for the guaranteed lowest price, as little as $40 per year with commercial insurance, plus a $10 telehealth visit offer with code PINKCOUPON. - [Addyi Healthcare Provider Site](https://addyihcp.com/): Clinical and prescribing information for healthcare professionals. - [Prescribing Addyi (HCP)](https://addyihcp.com/prescribing-addyi/): How prescribers send Addyi to PhilRx. - [Sprout Pharmaceuticals](https://www.sproutpharmaceuticals.com/): Corporate site for the maker of Addyi. Company history, mission, founder Cindy Eckert, research and development, and news and media coverage. Also reachable at sproutpharma.com. - [Sprout News and Media](https://www.sproutpharmaceuticals.com/news-and-media): Press coverage and announcements about Addyi and Sprout, including the December 2025 FDA approval of Addyi for postmenopausal women. - [Sprout Medical Affairs Portal](https://sproutmedicalinfo.com/): For US healthcare professionals. Medical Information (1-844-746-5745 x2, medicalaffairs@sproutpharma.com), adverse event reporting, HSDD disease education, and published clinical studies on flibanserin. Does not provide individual medical advice. ## Optional - [Privacy Policy (PDF)](https://addyi.com/wp-content/uploads/2024/07/Sprout-US-state-privacy-policy-FINAL-2024.06.17.pdf) - [Consumer Health Data Privacy Policy (PDF)](https://addyi.com/wp-content/uploads/2024/07/Sprout-Consumer-Health-Data-Privacy-Policy-FINAL-2024.06.17.pdf) - [Website Terms and Conditions of Use (PDF)](https://addyi.com/wp-content/uploads/2024/10/Sprout-Website-Terms-and-Conditions-of-Use-Oct-11-2024.pdf)