Medical Botox: Every FDA-Approved Therapeutic Use

By Lucas, Founder & Lead Researcher

Reviewed for medical accuracy against our Medical Review Board  ·  Last updated 22 August 2026

Part of Botox Guides: Basics, Dosing and Safety

Botox holds nine approved therapeutic indications in the United States, not one. They cover the bladder, chronic migraine, spasticity, cervical dystonia, underarm sweating, eyelid spasm and crossed eyes, and several are approved in children, one from age two. Three of the nine require you to have already tried and failed another medicine, and that gate is the thing worth knowing before you ask.

Most people think of this drug as cosmetic with a migraine exception. In fact the therapeutic label is far larger than the cosmetic one, the doses are up to twenty times higher, and these are the uses insurance actually pays for.

1. All nine approved uses, with doses

Straight from the BOTOX prescribing information. This is the complete list.

Two things jump out of that table. The first is the range: from 1.25 units into an eyelid to 400 units across a limb, a three-hundred-fold spread. The second is that children are included, from age two for spasticity and five for bladder function. This is not a cosmetic drug with a sideline.

2. The gate: three of them need you to fail another drug first

This is the most practically useful thing on the page, and it is easy to miss in the label's phrasing.

All three bladder indications are written for patients who have "an inadequate response to or are intolerant of an anticholinergic medication". The hyperhidrosis indication is written for sweating "that is inadequately managed by topical agents".

In plain terms: for these uses, Botox is not a first-line treatment and the label does not present it as one. You are expected to have tried something else and for it to have not worked.

What that means for you before you go anywhere near a clinic:

• Start the paper trail now. A documented trial of the first-line drug, and a documented reason it failed or could not be tolerated, is what your eventual claim rests on.
• Order matters. The same failed medication documented before you ask about Botox is worth more than the same failure recorded afterwards.
• Chronic migraine has a different kind of gate, a headache-day count rather than a failed drug, covered in the migraine guide.

3. What the label says it does NOT cover

The prescribing information carries a short Limitations of Use section, and both entries are things patients are routinely offered anyway.

Neither is a prohibition. Off-label prescribing is legal and often reasonable. But "not established" means no registration trial supports it, so there is no labelled dose, no injection map and no published success rate, and your injector's judgement is the entire protocol.

4. The doses are not comparable to cosmetic

Anyone who has had their frown lines treated has had 20 units. Here is what therapeutic use looks like next to that.

The label also sets a ceiling that matters if you have more than one reason to be treated: in any three month interval, do not exceed 400 units in adults, or the lesser of 10 units per kilogram or 340 units in children.

That ceiling is a real constraint. Someone having 400 units for spasticity has no headroom for anything else in that window, cosmetic included. If you are treated for a medical condition and also want cosmetic treatment, that conversation has to happen with whoever holds the bigger prescription. Our units guide covers cosmetic dosing across every area.

5. Two products, two labels, one drug

Something that confuses almost everyone, including people who have had both: BOTOX and BOTOX Cosmetic are separate products with separate prescribing information, made by the same manufacturer from the same active ingredient.

• BOTOX carries the nine therapeutic indications above.
• BOTOX Cosmetic carries four: frown lines, crow's feet, forehead lines, and platysma bands in the neck, the last added in the October 2024 revision.

So a sentence like "Botox is approved for thirteen things" is technically true and practically useless, because no single vial is approved for all of them. When a clinic says a use is "approved", the useful question is which label they mean. Our comparison of cosmetic against medical Botox goes into the distinction in more depth.

6. Why these are the ones insurance pays for

Cosmetic treatment is not covered anywhere, ever. Therapeutic treatment frequently is, and the reason is exactly the structure of the label: a diagnosed condition, an on-label indication, and in several cases a documented failure of first-line therapy.

The two easiest to get funded are chronic migraine and severe axillary hyperhidrosis, because both have a crisp diagnostic gate that a claims reviewer can check: a headache-day count for one, a severity score plus a failed topical for the other. Both have their own guide on this site with the documentation each needs.

Where it gets harder is any use where a cosmetic benefit rides along. Masseter treatment for jaw clenching is the clearest example: it may genuinely be treating bruxism, and it also slims the face, and that ambiguity is what makes coverage difficult. We cover that specific fight in the masseter guide.

One naming note before the costs, since it sends people to the wrong pages. Treatment for overactive bladder is widely called bladder Botox, and detrusor overactivity treatment is sometimes called the same thing. They refer to the injections described in section 1, given into the bladder wall through a cystoscope rather than into a muscle through the skin. It is the same drug and the same FDA approval, under a name nobody in a clinic letter will use.

The BOTOX savings programme, and who it actually excludes

This is one of the most searched things about Botox and one of the least accurately explained. There is a manufacturer savings programme, it is real, and most people looking for it are not eligible for it. Here is what its own terms say.

It is called the BOTOX Complete Savings Program, and the first thing to know decides it for most readers: it applies to therapeutic Botox only, not to BOTOX Cosmetic. It requires a valid prescription for a medical indication such as chronic migraine, spasticity or overactive bladder. If you are having frown lines treated, this programme is not for you and no version of it is.

The exclusion nobody expects: paying cash makes you ineligible

Read the eligibility terms and the logic runs backwards from what the name suggests. The programme reduces what your insurance leaves you to pay. It is not a discount on the drug.

So cash-paying patients are excluded. If you have no insurance, or your plan does not cover Botox for your condition at all, the programme gives you nothing. The people it helps are insured patients with a copay, a coinsurance share or a deductible still to meet.

Also excluded, and this removes a large share of the population the drug is most used in: anyone enrolled in Medicare, Medicaid, TRICARE or any other government-reimbursed healthcare programme. Manufacturer copay assistance is generally not permitted alongside federal health programmes, so this is standard rather than unusual, but it catches many chronic migraine patients by surprise. Private indemnity or HMO plans that reimburse the entire drug cost are excluded too, on the straightforward basis that there is nothing left to assist with.

What about cosmetic Botox?

There is no equivalent copay programme, because cosmetic treatment is not covered by insurance and so there is no copay to offset. What exists on the cosmetic side is a manufacturer loyalty scheme that earns points toward future treatments, which is a different thing from savings assistance and is worth reading on those terms. Our guide to Botox deals and discounts covers how to judge those offers, and section 6 above covers why insurance pays for some indications and not others.

7. The billing codes, and the one that trips claims up

If your treatment is being claimed on insurance, two different codes go on the form: one for the drug and one for the procedure. Knowing which is which is the difference between reading your own explanation of benefits and guessing at it.

The drug codes

These are HCPCS Level II J-codes, published by CMS in a file it calls a public use file. Here they are exactly as CMS lists them in the October 2026 release.

CMS updates the HCPCS code set every quarter, and the codes above are read from the October 2026 release. Codes are added, revised and retired, so check the current CMS file before relying on one of these for a claim rather than for understanding a bill you already have.

The part that causes disputes

Look at the unit sizes again, because they are not the same across the codes, and this is where claims go wrong.

• J0585, J0588 and J0589 are billed per 1 unit of drug.
• J0586 is billed per 5 units.
• J0587 is billed per 100 units.

So the number in the units column of a claim is not the number of units that went into you. A 300 unit Dysport treatment is billed as 60 on J0586, because each billing unit covers five. A 300 unit Botox treatment is billed as 300 on J0585.

If you are checking a bill, that mismatch is the first thing to understand before assuming something is wrong. It is also worth knowing if you are switching between products, because the units on your paperwork will change size even when your dose has not. Section 4 covers why the doses themselves are not comparable between products either.

Two brands have no drug code at all

Search the CMS file for prabotulinumtoxinA or letibotulinumtoxinA and there is nothing. Jeuveau and Letybo have no J-code, and the pattern is consistent: every product that has one carries at least one medical indication, while those two are approved for frown lines only. Cosmetic treatment is not claimed on insurance, so no drug code is needed.

Where a drug has no specific code, claims fall back on an unclassified entry such as J3490 for unclassified drugs or J3590 for unclassified biologics, which requires the payer to be told separately what was actually given.

The procedure codes, and why they are not printed here

The second code describes what was done rather than what was given. Those are CPT codes, five numeric digits, and they are HCPCS Level I.

We do not reproduce them, and the reason is in CMS's own documentation. CPT is maintained by the American Medical Association, and CMS's record layout states that CPT codes, including both long and short descriptions, are to be used in accordance with the CMS/AMA agreement and that any other use violates the AMA copyright. That applies to the descriptor text, not to the existence of the codes.

We also do not print the numbers, and that is a stricter line than we had to take. The CMS public use file is Level II only, so it contains no CPT at all, and we could not verify a single CPT number against a primary source. A billing code published from memory is worse than no billing code.

What you can do instead, which is more reliable than any number we could print:

• Ask the clinic for the exact codes they will submit, drug and procedure, before treatment. A practice that bills insurance routinely will have them to hand.
• Read them off your explanation of benefits after the fact. Both codes appear there.
• The procedure code differs by what was treated, so the code for migraine is not the code for a limb or for the bladder. Asking which one applies to your indication is a better question than looking one up.

One practical warning. A cosmetic treatment billed under a medical code is insurance fraud, and it is the patient's name on the claim. If a clinic offers to "code it as migraine" for a treatment you are having for lines, that is not a favour.

8. The cosmetic side effects of a medical dose

It is the same drug, so it does the same thing wherever it lands, and at therapeutic doses more of it lands.

The chronic migraine protocol puts 155 units through the frontalis, the corrugators, the procerus, the temples, the neck and the shoulders. Several of those are the muscles cosmetic treatment targets. So migraine patients routinely find their forehead lines soften as a side effect, and in the migraine trials eyelid ptosis occurred in 4% against under 1% on placebo, roughly the rate seen in cosmetic glabellar treatment. Our guide to a drooping eyelid after Botox applies just as much to a medical dose.

The reverse also holds and matters more. If you are already receiving therapeutic Botox, tell any cosmetic injector, because the 400 unit three-month ceiling is cumulative across everything, and because your response to the drug is already established.

9. The common off-label medical uses

Several therapeutic uses are widespread, reasonable, and not on the label. The distinction is worth knowing because it changes what evidence sits behind the dose you are quoted.

• TMJ disorder and bruxism, via the masseter. Common, and off-label. Covered in the masseter guide.
• Hyperhidrosis of the palms, soles, scalp or face. Explicitly not established, with named risks. See the hyperhidrosis guide.
• Episodic migraine, below the 15-day threshold. Not established.
• Platysmal band treatment for medical rather than cosmetic reasons. The cosmetic label covers platysma bands as of October 2024, which is a recent change; see the neck guide.
• Depression, sialorrhea (sialorrhoea), vaginismus, anal fissure, achalasia, Raynaud's phenomenon and others, all with a literature behind them and none on this label.

None of that is a warning against them. It is a reason to ask who is injecting and how often they do that specific thing, since on an off-label use their experience is the protocol. Check the licence yourself with our 50 state verification guide.

Approved, but not for Botox

One of those deserves separating out, because "off label" is the wrong description and a carer searching for it is being sent to the wrong product. Chronic sialorrhea, meaning persistent drooling, is an FDA-approved indication. Just not for Botox.

The practical consequence is worth stating plainly. If drooling is the problem, whether from cerebral palsy, Parkinson's disease, motor neurone disease or after a stroke, there is no need to accept an off-label treatment. Two products carry the indication, and Xeomin's covers children from the age of two while Myobloc's is adults only. That is the question to take to a prescriber: not whether Botox can be used, but which of the approved products fits the patient.

The same logic applies in reverse and is why this site keeps saying units are not interchangeable. Each of these is a different molecule with its own assay, its own approved dose and its own labelled population. A toxin being right for the condition does not make it substitutable with another toxin.

Vaginismus belongs on the off-label list above rather than here. It has a research literature, it is offered in some pelvic health practices, and no botulinum toxin product carries an approved indication for it. If you are considering it, the questions in the section above are the ones that matter: who is injecting, how often they do that specific procedure, and what their protocol is based on.

What the evidence actually shows for the four off-label uses

The section above names these and moves on, which is accurate but not much use if one of them is the reason you are reading. Here is what the published evidence says for each, including where it argues against the treatment.

10. Safety at therapeutic doses

Every botulinum toxin carries a boxed warning about the effect spreading beyond the injection site. At therapeutic doses it deserves more attention than it usually gets, and the label says why: the risk of these symptoms is probably greatest in children treated for spasticity, though they can occur in adults too, particularly where there is an underlying condition that predisposes to them.

The symptoms to know, from the warning itself: swallowing and breathing difficulties, generalised muscle weakness, double vision, drooping eyelid, slurred speech and loss of bladder control. They have been reported anywhere from hours to weeks after injection, and swallowing and breathing difficulties are described as potentially life threatening.

That is not a reason to decline a treatment your doctor recommends. It is the reason these doses are given by specialists in a clinical setting rather than at a med spa, and the reason any difficulty swallowing or breathing after an injection is an emergency rather than a side effect to wait out.

One more from the label worth flagging: aminoglycoside antibiotics, anticholinergics and anything else interfering with neuromuscular transmission can potentiate the effect, so a current and complete medication list is not a formality here.

11. What to ask before you agree

1. Is my condition an on-label indication, or is this off-label? Both are legitimate, but I want to know.
2. Does my indication require a documented failure of another treatment first, and is that in my notes?
3. How many units, and where does that sit against the 400 unit three-month ceiling?
4. Am I receiving any other botulinum toxin, cosmetic included? Ask this of yourself and answer it honestly.
5. What are the cosmetic consequences of this dose, and where will they show?
6. How many of this specific indication have you treated?
7. What symptoms would mean I should seek urgent help, and what is the number after hours?

And the framing worth carrying in: for a medical indication you are choosing a clinician, not a clinic. The relevant credential is experience with your condition, not with faces.

Frequently asked questions

Written by

Lucas Pradella

Founder & Lead Researcher, BestBotoxClinics.com

Lucas founded BestBotoxClinics.com to bring clarity to the aesthetics industry, bringing 13+ years of experience in digital research and analysing online data for signals of quality and trust. He is not a physician, his work is research, data analysis and verifying provider credentials.

More about Lucas  ·  How we work

Medical accuracy: BestBotoxClinics.com maintains a Medical Review Board of licensed clinicians. This article is educational and is not medical advice.

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