{"product_id":"corydalin-ac-acute-headache-formula-tcm","title":"Corydalin (AC)™","description":"\u003ch1\u003eCorydalin (AC)™\u003c\/h1\u003e \u003cp style=\"text-align:center; font-size:0.85em; border-top:1px solid #ccc; border-bottom:1px solid #ccc; padding:6px 0; margin:12px 0;\"\u003e\u003ca href=\"\/pages\/unified-search\"\u003eUnified Search\u003c\/a\u003e · \u003ca href=\"\/pages\/symptom-formula-finder\"\u003eSymptom Finder\u003c\/a\u003e · \u003ca href=\"\/pages\/tcm-herb-reference\"\u003eHerb Reference\u003c\/a\u003e · \u003ca href=\"\/pages\/drug-herb-alternative-reference\"\u003eDrug–Herb\u003c\/a\u003e · \u003ca href=\"\/pages\/lab-test-formula-finder\"\u003eLab Test\u003c\/a\u003e\u003c\/p\u003e  \u003ch3\u003eOverview\u003c\/h3\u003e \u003cp\u003e\u003cb\u003eCorydalin (AC)\u003c\/b\u003e is a traditional Chinese herbal formula traditionally used for short-term relief during sudden head and neck channel tightness and acute headaches, including migraine, sinus, tension, vascular, and menstrual-related headaches. In Traditional Chinese Medicine, this pattern is traditionally associated with wind-cold, wind-heat, damp-phlegm, Liver yang rising, or blood stagnation obstructing the head's channels. Corydalin (AC) is designed to help invigorate qi and blood circulation and ease temporary tightness and pressure as a complementary traditional support alongside your physician's care.\u003c\/p\u003e \u003cp\u003e\u003cb\u003e⚠️ Important:\u003c\/b\u003e Contraindicated during pregnancy and nursing. Designed for short-term management of acute headache — once the acute episode subsides, discontinue and consider a maintenance formula such as \u003ca href=\"\/products\/corydalin-cr-headache-prevention-formula-tcm\"\u003eCorydalin (CR)\u003c\/a\u003e. If persistent headache pain is not relieved by this formula, seek further medical examination to rule out structural or functional causes. If diminishing vision or vomiting accompany the headache, seek medical care immediately — a CT scan or MRI may be needed to rule out intracranial pressure from a tumor, aneurysm, or cerebral stenosis. Contains Dan Shen, which invigorates blood circulation — those on anticoagulant or antiplatelet therapy such as warfarin should use with caution or avoid this formula.\u003c\/p\u003e  \u003ch3\u003eClinical Applications \u0026amp; Benefits\u003c\/h3\u003e \u003cp\u003eCorydalin (AC) is traditionally used to help support comfort during:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eSudden upper body channel tightness and acute headaches, including sinus, vascular, stress, tension, menstrual-related, and migraine headaches\u003c\/li\u003e \u003cli\u003eTemporary head tension presenting with traditional patterns such as wind-cold, wind-heat, damp-phlegm, and Liver yang rising\u003c\/li\u003e \u003cli\u003eShort-term symptomatic soothing while the underlying cause of frequent or severe headaches is addressed with your physician\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eAnyone with frequent, severe, or worsening headaches should be under the care of a physician for diagnosis and treatment planning. This formula is a complementary support, not a substitute for that care.\u003c\/p\u003e  \u003ch3\u003eKey Herbs (TCM Data)\u003c\/h3\u003e \u003cp\u003e— \u003cb\u003eYan Hu Suo\u003c\/b\u003e (Corydalis): the principal herb, traditionally used to activate qi and blood circulation, remove blood stasis, and relieve pain.\u003c\/p\u003e \u003cp\u003e— \u003cb\u003eBai Zhi\u003c\/b\u003e (Angelica Dahurica): a channel-guiding herb traditionally used to lead the formula's effect to the head, dispelling wind and exterior pathogenic factors.\u003c\/p\u003e \u003cp\u003e— \u003cb\u003eChuan Xiong\u003c\/b\u003e (Ligusticum Chuanxiong): traditionally used to activate blood circulation in the periphery and remove stasis.\u003c\/p\u003e \u003cp\u003e— \u003cb\u003eGe Gen\u003c\/b\u003e (Kudzu): traditionally used to relieve pain in the upper body and dispel wind-cold and wind-heat from the exterior.\u003c\/p\u003e \u003cp\u003e— \u003cb\u003eDan Shen\u003c\/b\u003e (Salvia): traditionally used to improve peripheral blood circulation and microcirculation.\u003c\/p\u003e  \u003ch3\u003eSafety \u0026amp; Contraindications\u003c\/h3\u003e \u003col\u003e \u003cli\u003eContraindicated during pregnancy and nursing.\u003c\/li\u003e \u003cli\u003eDesigned for short-term management of acute headache — once the acute episode subsides, discontinue and consider a maintenance formula.\u003c\/li\u003e \u003cli\u003eIf persistent headache pain is not relieved by this formula, seek further medical examination to rule out structural or functional causes.\u003c\/li\u003e \u003cli\u003eIf diminishing vision or vomiting accompany the headache, seek medical care immediately — a CT scan or MRI may be needed to rule out intracranial pressure from a tumor, aneurysm, or cerebral stenosis.\u003c\/li\u003e \u003cli\u003eContains Dan Shen — those on anticoagulant or antiplatelet therapy such as warfarin should use with caution or avoid this formula.\u003c\/li\u003e \u003c\/ol\u003e  \u003ch3\u003eDosage \u0026amp; Directions\u003c\/h3\u003e \u003cp\u003e\u003cb\u003eStandard dosage:\u003c\/b\u003e 3–4 capsules three times daily on an empty stomach. For severe pain, 6–8 capsules every 4–6 hours as needed. Discontinue once the acute episode subsides and consider a maintenance formula.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eSupplementary formulas:\u003c\/b\u003e For recurring upper channel tension, this formula is traditionally paired with \u003ca href=\"\/products\/corydalin-cr-headache-prevention-formula-tcm\"\u003eCorydalin (CR)\u003c\/a\u003e. For head channel comfort following recent overexertion, it is traditionally paired with \u003ca href=\"\/products\/flex-tmx-injury-recovery-formula-tcm\"\u003eFlex (TMX)\u003c\/a\u003e. For stress-related upper channel tightness, it is traditionally paired with \u003ca href=\"\/products\/calm-stress-anxiety-irritability-pms-liver-qi-tcm\"\u003eCalm\u003c\/a\u003e or \u003ca href=\"\/products\/calm-es-extra-strength-stress-anxiety-restlessness-tcm\"\u003eCalm (ES)\u003c\/a\u003e. For upper channel tension with neck and shoulder stiffness, it is traditionally paired with \u003ca href=\"\/products\/neck-shoulder-ac-acute-comfort-tcm\"\u003eNeck \u0026amp; Shoulder (AC)\u003c\/a\u003e.\u003c\/p\u003e \u003ch3\u003eHolistic Nutrition \u0026amp; Lifestyle\u003c\/h3\u003e \u003cp\u003e\u003cb\u003eNutrition:\u003c\/b\u003e Ice drinks and cold food are traditionally reduced, as they may constrict vessels and channels. Adequate water intake is traditionally encouraged. Caffeine is traditionally reduced gradually, as caffeine withdrawal is a common headache trigger. Foods containing tyramine — alcohol, chocolate, aged cheese, processed foods — are traditionally reduced if headaches are food-triggered.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eLifestyle:\u003c\/b\u003e Avoiding allergens, air conditioning drafts, and direct wind exposure to the head and neck is traditionally recommended. Managing stress with massage, warm baths, and gentle exercise is traditionally recommended. Regular exercise, adequate rest, and consistent sleep habits are traditionally encouraged for overall wellness.\u003c\/p\u003e  \u003ch3\u003eCase Studies\u003c\/h3\u003e \u003cp\u003e\u003ci\u003eThe following reflect individual practitioner experiences and traditional use; results vary and are not guarantees of outcome for any individual. All patients remained under appropriate medical or practitioner supervision.\u003c\/i\u003e\u003c\/p\u003e \u003cblockquote\u003e\u003ci\u003e\"A woman with longstanding jaw tension and tooth grinding, consistent with Liver qi stagnation and blood stasis, used Corydalin (AC) as needed alongside acupuncture and self-massage and reported decreased tension and easier jaw movement.\"\u003c\/i\u003e\u003c\/blockquote\u003e \u003cblockquote\u003e\u003ci\u003e\"A woman with frequent upper channel tension in the form of tension and cluster headaches, consistent with qi and blood stagnation with Liver blood and yin deficiency, combined Corydalin (AC) with Corydalin (CR) and acupuncture and reported headaches became infrequent by week eight.\"\u003c\/i\u003e\u003c\/blockquote\u003e \u003cblockquote\u003e\u003ci\u003e\"A woman with sudden, intense head channel urgency in the form of acute pounding headaches of unclear cause, consistent with Liver overacting on Spleen, used Corydalin (AC) and reported headache onset was delayed or absent, later identifying lack of sleep and diet as contributing triggers.\"\u003c\/i\u003e\u003c\/blockquote\u003e \u003cblockquote\u003e\u003ci\u003e\"A perimenopausal woman with recurring, cyclical upper body tension in the form of headaches around her menstrual cycle, consistent with qi, blood, and yin deficiencies, used Corydalin (AC) at the first sign of a headache and reported the headaches were prevented from developing.\"\u003c\/i\u003e\u003c\/blockquote\u003e \u003cblockquote\u003e\u003ci\u003e\"A woman with localized head and sinus channel tightness following a migraine, consistent with qi and blood stagnation, combined Corydalin (AC) with acupuncture and reported her symptoms resolved.\"\u003c\/i\u003e\u003c\/blockquote\u003e  \u003chr\u003e \u003ch3\u003eRelated Reading\u003c\/h3\u003e \u003cp\u003eAlso see: \u003ca href=\"\/products\/corydalin-cr-headache-prevention-formula-tcm\"\u003eCorydalin (CR)\u003c\/a\u003e – for long-term head and neck channel comfort, \u003ca href=\"\/products\/neck-shoulder-ac-acute-comfort-tcm\"\u003eNeck \u0026amp; Shoulder (AC)\u003c\/a\u003e – for sudden upper structural stiffness, and the \u003ca href=\"\/collections\/brain-health-neurological-support-tcm\"\u003eBrain Health \u0026amp; Neurological Support Collection\u003c\/a\u003e for related formulas.\u003c\/p\u003e \u003cp\u003eNot sure if this is the right formula for you? Start with our \u003ca href=\"\/pages\/unified-search\"\u003eUnified Search\u003c\/a\u003e, browse by symptom with our \u003ca href=\"\/pages\/symptom-formula-finder\"\u003eSymptom \u0026amp; Formula Finder\u003c\/a\u003e, or use our \u003ca href=\"\/pages\/lab-test-formula-finder\"\u003eLab Test \u0026amp; Formula Reference\u003c\/a\u003e.\u003c\/p\u003e  \u003cp\u003e\u003ci\u003e*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.\u003c\/i\u003e\u003c\/p\u003e","brand":"Modern Herbal Formulas","offers":[{"title":"Default Title","offer_id":53312412057711,"sku":null,"price":30.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/8630\/5391\/files\/CorydalinAC.jpg?v=1781908152","url":"https:\/\/modernherbalformulas.com\/products\/corydalin-ac-acute-headache-formula-tcm","provider":"Modern Herbal Formulas","version":"1.0","type":"link"}