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An Injection Buys You a Window. What You Do Inside It Decides the Rest.
Most hand surgeons get cautious after 2 to 3 steroid injections in the same spot, spaced at least 3 months apart. If the first one did nothing, or each one wears off sooner than the last, another injection usually isn’t the answer. If it’s going to work, relief usually shows within a few days to 3 weeks.
A steroid injection does not fix anything.
It buys you a WINDOW of reduced pain and swelling, and what you do inside that window decides whether the problem comes back.
That framing changes the decision. The question is not “should I have an injection.” It is “what am I going to do with the weeks it gives me.”
Maybe you’ve been offered your first one. Maybe you’ve had two, the pain is back, and someone’s suggesting a third. Either way you want to know if it’s safe, how long it’ll last, and when it stops being worth it.
Get this wrong in either direction and it costs you. Keep injecting a problem that has told you twice it isn’t working, and you pile up tendon and skin risk while the simpler fix drifts further away. Refuse one where it works well, and a trigger finger can keep locking until the middle joint starts to stiffen.
What does a steroid injection actually do?
Corticosteroid is a powerful anti-inflammatory delivered directly to the irritated tissue. It’s usually mixed with a local anesthetic. It reduces swelling inside a tight space, which is why it works so well where the problem IS the tightness: a tendon in a snug tunnel, a nerve in a crowded canal.
It does not rebuild a tendon, regrow cartilage or change the way you grip all day.
How long does a cortisone injection take to work in the hand?
- First few hours: the local anesthetic can numb the area. That wears off the same day. It is not the steroid working yet.
- Days 1 to 2: some people get a flare of worse pain for 24 to 48 hours before it improves. That catches people out badly if nobody warned them.
- Days 3 to 21: if it’s going to work, relief usually arrives somewhere in this range.
- Past 3 weeks with no change: it probably isn’t going to.
Which hand conditions respond best to an injection?
- Trigger finger. One of the better responses in the hand. A single injection settles somewhere around half to two thirds of fingers, and many people need nothing further.
- De Quervain’s. Particularly good, especially combined with a thumb splint. A single injection settles symptoms in somewhere between about half and 8 in 10 people.
- Carpal tunnel. Reliable relief, but usually temporary. Useful as a diagnostic test and to get through a pregnancy or a deadline.
- Thumb base arthritis. Variable. Sometimes weeks, sometimes months of relief.
- Ganglia and mucous cysts. An option alongside drainage, with a meaningful recurrence rate. See ganglion cysts.
When is a steroid injection the wrong choice?
- Tennis elbow. It helps for weeks, not for the year. In the research, people who had steroid injections did WORSE at 6 to 12 months than those who did rehab or simply waited, with more recurrences. This is one of the better-replicated findings in tendon medicine, and it is still routinely ignored.
- Degenerative tendon problems generally, where there is little inflammation to suppress.
- Nerve compression caused by bone rather than swelling.
- Constant numbness or muscle wasting from carpal tunnel. That’s a nerve running out of time, and the conversation is about release surgery, not another injection.
An injection into a tendon that is failing structurally treats the alarm, not the fire.
The first injection is a reasonable trial. The second is a decision. The third is a conversation about whether this is the right treatment at all.
How many steroid injections can you have in your hand?
There is no magic number, and anyone who gives you one confidently is simplifying.
The practical framework most hand surgeons work to:
- Leave at least 3 months between injections into the same site.
- 2 or 3 in the same place is where most clinicians start getting cautious.
- If relief is getting shorter each time, six months, then three, then six weeks, the injection has told you what it can. That pattern is a message.
- If the first two did nothing, a third is unlikely to be different.
(Injection number three for the same finger, same story, same result? That’s not a treatment plan. That’s a subscription.)
What are the side effects of a steroid injection in the hand?
- Post-injection flare. Worse pain for the first 24 to 48 hours. Normal and self-limiting.
- Skin changes. A pale patch or a dent of thinned fat at the injection site. More visible on darker skin. Cosmetic rather than dangerous, and it can take many months to fade, sometimes longer.
- Blood sugar rise for several days. If you have diabetes, expect it and plan for it with your doctor. See the diabetic hand.
- Tendon weakening with repeated injections into or near a tendon. Rupture is rare but real.
- Infection. Uncommon. Increasing pain, redness and heat after day 3 is not the normal flare. Get it checked.
What should I do after a cortisone injection in my hand?
This is the part that gets skipped, and it is the part that decides whether you’re back in six months.
In Closing Window terms, the injection doesn’t move your window. It mutes the alarm while the window is still OPEN. Use it.
- First 48 hours: light everyday use is fine. Skip heavy gripping, lifting and the gym for that hand for a few days. Ice wrapped in a towel, 10 to 15 minutes, helps the flare.
- Do not go back to full load because it stopped hurting. Pain was the brake. You have just had the brake removed, not the problem repaired.
- Splint alongside it where relevant. Injection plus splint beats injection alone for De Quervain’s. See which splint.
- Load it progressively during the good weeks, so the tissue is stronger when the steroid wears off. For example, therapy putty squeezes, 10 reps, 2 to 3 sets, once a day, building the resistance over 2 to 3 weeks, staying below sharp pain.
- Keep the tendon gliding. For a trigger finger, gentle full fists and full straightening, 10 reps, 3 to 4 times a day.
- Change the thing that caused it. Grip size, tool handles, how long you hold the phone or the baby in one position. If nothing about your week changes, neither does the outcome.
The patients who get one injection and never need another are almost always the ones who changed something in the six weeks afterwards.
Can I work, drive and go to the gym after a hand injection?
- Desk work: usually the same or next day.
- Heavy manual work: lighter duties for the first few days if you can arrange it, then build up over 1 to 2 weeks.
- Driving: wait until the numbness from the local anesthetic has fully worn off and your grip feels normal. Arrange a lift home if you can.
- Gym: rest that hand for the first few days, then build back gradually over 2 to 3 weeks rather than walking straight back to your old weights.
Injection or surgery: when does surgery make more sense?
- Trigger finger: keeps locking after splinting and one or two injections, is locked and can’t be straightened, or the middle joint is starting to stiffen.
- Carpal tunnel: numbness that has become constant, weakness, or muscle wasting at the base of the thumb. Don’t keep injecting a nerve that’s running out of time.
- De Quervain’s: still there after honest splinting, technique changes and an injection.
If you are weighing this up, see hand therapy or surgery.
Questions worth asking before you agree
- What are you injecting, and is it guided by ultrasound?
- How long does relief typically last for this condition?
- What should I do differently during the good weeks?
- If this one doesn’t hold, what is the next step, and is that step still open to me?
Get it checked today if
- Pain, redness, heat and swelling are increasing after day 3, or you feel feverish or unwell.
- Pus or discharge from the injection site.
- You suddenly can’t bend or straighten a finger or the thumb. That can be a tendon rupture.
- You have diabetes and your blood sugar is running much higher than your plan allows.
Get it checked if
- No change at all by 3 weeks.
- The pain is back within a few weeks of the injection.
- A pale patch or dent at the injection site is spreading.
- You’re being offered a third injection into the same spot.
An injection that buys you time you don’t use is an injection you will need again.
Written by Nigel Chua, hand occupational therapist in practice since 2005. Thousands of hands, wrists and elbows assessed and treated. My credentials are here. This article explains; it doesn’t examine. Your doctor decides on the injection; what you do in the weeks after it is yours to decide.
Every article on this site is written using the Closing Window Method: name the window your condition runs on, find where you are in it, and act while it’s still open.