Comprehensive medication guide to Esgic including estimated pricing, availability information, side effects, and how to find it in stock at your local pharmacy.
Estimated Insurance Pricing
$0–$20 copay for generic on most commercial and Medicare Part D plans (Tier 1–2); quantity limits of 6 doses/day for 8 headache days/month may apply; prior authorization required on some plans including Federal Employee Health Benefits plans.
Estimated Cash Pricing
$45–$55 retail for generic butalbital/acetaminophen/caffeine 50/325/40mg at chain pharmacies; as low as $10–$15 with GoodRx or SingleCare coupons for a 30-tablet supply.
Medfinder Findability Score
60/100
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Esgic is a prescription combination medication used to treat tension (muscle contraction) headaches. It contains three active ingredients: butalbital (50mg), acetaminophen (325mg), and caffeine (40mg). The FDA approved this combination in November 1984. Both brand-name Esgic and the related brand Fioricet have been discontinued; the medication is now available exclusively as generic butalbital/acetaminophen/caffeine from various manufacturers.
Esgic is indicated for the acute (as-needed) treatment of tension headaches, which are the most common type of headache — characterized by a steady, band-like pressure or tightness around the head. It may also be used off-label for migraines in some patients, though triptans are generally preferred for migraine treatment. Esgic is not approved for headache prevention.
Other brand names for butalbital/acetaminophen/caffeine have included Fioricet, Zebutal, Orbivan, Capacet, Repan, and Medigesic. All are the same combination of active ingredients and are therapeutically equivalent.
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Esgic works through three complementary mechanisms, one for each active ingredient. Butalbital is a barbiturate that enhances GABA activity in the brain — the main inhibitory neurotransmitter — producing muscle relaxation, anxiety reduction, and sedation. This addresses the muscle tension and psychological stress components of tension headaches.
Acetaminophen acts centrally in the brain to raise the pain threshold — it changes how the body perceives pain rather than blocking it at its source. Unlike NSAIDs, it does not reduce inflammation, making it gentler on the stomach, though it carries liver toxicity risk at doses exceeding 4,000mg/day from all sources combined.
Caffeine blocks adenosine receptors in the brain, which constricts blood vessels and reduces the vascular component of headache pain. Research shows caffeine increases acetaminophen's effectiveness by approximately 40% compared to acetaminophen alone. Together, this three-part formula provides multi-mechanism relief that no single-ingredient medication can replicate.
50mg/325mg/40mg — tablet
Standard dose: 1-2 tablets every 4 hours as needed, max 6 tablets/day
50mg/325mg/40mg — capsule
Same as tablet — 1-2 capsules every 4 hours as needed, max 6 capsules/day
50mg/325mg/40mg per 15mL — oral liquid
15-30 mL every 4 hours as needed; max 180 mL/day
Esgic has intermittent availability issues in 2026. While not formally listed on the FDA's Drug Shortage Database, patients frequently report difficulty finding it at pharmacies — particularly at large chain pharmacies like CVS, Walgreens, and Rite Aid. The situation is best described as a rolling shortage: the medication comes and goes from pharmacy shelves unpredictably, varying by region and week.
The main drivers are DEA production quotas on butalbital, complex state-level controlled substance regulations, brand discontinuation leaving the market entirely dependent on generic manufacturers, and chain pharmacy allocation systems. Independent pharmacies generally have better availability than chains. The findability score of 60/100 reflects these intermittent issues.
The fastest way to find Esgic near you is medfinder — a paid service that contacts pharmacies in your area to find which ones can fill your prescription. You provide your medication, dosage, and location; medfinder handles the search and texts you the results.
Esgic requires a prescription. Because many formulations appear on the DEA's Exempt Prescription Products list and are not federally scheduled controlled substances, a broad range of prescribers can prescribe Esgic in most states. In states where butalbital is classified as a Schedule III controlled substance, prescribers must have appropriate DEA registration for controlled substance prescribing.
Providers who commonly prescribe Esgic include:
Esgic can be prescribed via telehealth in most states. Telehealth platforms offering primary care and neurology consultations can evaluate tension headaches and prescribe Esgic. In states where butalbital is a controlled substance, telehealth prescribing may require an in-person evaluation first — check with your telehealth provider.
The answer is nuanced. Butalbital — one of Esgic's three active ingredients — is classified as a Schedule III controlled substance at the federal level. However, many specific formulations of butalbital/acetaminophen/caffeine appear on the DEA's Exempt Prescription Products list, which removes the controlled substance designation for those particular products (by NDC number). This means some versions of generic Esgic are not federally scheduled controlled substances.
However, many states have enacted their own laws classifying all butalbital products as Schedule III controlled substances, regardless of the federal exemption status. This creates a complex patchwork: the same medication may be a controlled substance in one state but not in a neighboring state, depending on the manufacturer's NDC. The DEA proposed removing all butalbital products from the Exempt List in 2022; as of 2026, no final rule has been issued.
Prescribers and patients should check their state's pharmacy board rules. In states where Esgic is a controlled substance, refills may be limited, prescription validity windows apply, and PDMP reporting may be required. By contrast, Fiorinal (butalbital/aspirin/caffeine) is a Schedule III controlled substance federally with no exemption.
Common side effects of Esgic (butalbital/acetaminophen/caffeine) include:
Serious side effects — seek immediate medical attention:
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Fiorinal (Butalbital/Aspirin/Caffeine)
Same butalbital (50mg) and caffeine (40mg) as Esgic but with aspirin (325mg) instead of acetaminophen. Federally Schedule III. Good for patients tolerating NSAIDs without GI concerns.
Allzital (Butalbital 25mg/Acetaminophen 325mg)
Lower-dose butalbital (25mg) without caffeine. Reduced dependence risk. Quantity limit of 12 doses/day on some insurance plans.
Excedrin Tension Headache
OTC option with acetaminophen 500mg + caffeine 65mg — two of Esgic's ingredients, without butalbital. Effective for mild-moderate tension headaches without a prescription.
Sumatriptan (Imitrex)
Triptan preferred for migraine headaches. Not a direct substitute for tension headaches, but may work if patient's headaches have a migraine component.
Naproxen/Ibuprofen
OTC/prescription NSAIDs; anti-inflammatory mechanism; good first-line alternatives for tension headaches without barbiturate dependence concerns.
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Alcohol
majorAdditive CNS depression from butalbital; increased liver toxicity risk from acetaminophen. Combination is dangerous — avoid alcohol while taking Esgic.
Opioids (oxycodone, hydrocodone, codeine)
majorAdditive CNS and respiratory depression with butalbital. Risk of profound sedation, respiratory depression, coma, and death.
Benzodiazepines (Xanax, Valium, Klonopin, Ativan)
majorCombined CNS depression; significant sedation and respiratory risk. Use with extreme caution only under close medical supervision.
MAO Inhibitors (phenelzine, tranylcypromine, selegiline)
majorContraindicated. Do not use Esgic if you have taken an MAOI in the past 14 days.
Other acetaminophen-containing products (Tylenol, NyQuil, Percocet)
majorRisk of exceeding 4,000mg/day acetaminophen safety limit, causing liver damage. Check all product labels.
HIV antivirals (doravirine, fostemsavir)
majorButalbital (moderate CYP3A4 inducer) significantly reduces blood levels of these drugs, potentially causing loss of viral suppression. Contraindicated.
Warfarin (Coumadin)
moderateButalbital increases warfarin metabolism, reducing anticoagulant effect. Requires close INR monitoring.
Oral contraceptives
moderateButalbital may reduce effectiveness of hormonal birth control through CYP3A4 induction. Use backup contraception.
Fezolinetant (Veozah)
majorCaffeine inhibits CYP1A2, significantly increasing fezolinetant levels. Combination is contraindicated.
Esgic (butalbital/acetaminophen/caffeine) has been helping patients manage tension headaches since 1984. Its three-ingredient formula provides multi-mechanism relief that many patients find uniquely effective compared to single-ingredient alternatives. However, it comes with important safety considerations: a boxed warning about acetaminophen-related liver toxicity, physical dependence potential with butalbital, and significant medication-overuse headache risk if used more than 5-10 days per month.
In 2026, finding Esgic can require patience and persistence due to intermittent availability at chain pharmacies. Independent pharmacies often have better stock. Prescription discount cards like GoodRx and SingleCare can bring the cash price from $45-$55 down to $10-$15 per 30 tablets — well worth comparing against your insurance copay.
If you're having trouble finding Esgic at your pharmacy, medfinder can help. medfinder is a paid service that contacts pharmacies near you to find which ones have your prescription in stock, so you don't have to make all the calls yourself.
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