Quick answer
Excisional hemorrhoidectomy removes hemorrhoid tissue. In one trial, pain was lower than patients expected except on days 3 and 4, and the median return to work was 15 to 18 days. Early ice, warm soaks, a laxative, and your surgeon's pain plan are the steps studies support. Call the same day for heavy bleeding, fever, or trouble passing urine.
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Key takeaways
- A 2025 review put recovery after excisional hemorrhoidectomy at 9 to 14 days, with recurrence of about 2% to 10% when surgery is used for disease that did not settle with simpler care.
- In a 40-person trial, pain was lower than patients expected except on days 3 and 4. Metronidazole reduced pain on days 5, 6, and 7. Median return to work was 15 days with the antibiotic and 18 days with placebo.
- In a 166-person trial of Ferguson hemorrhoidectomy, ice packing produced lower pain scores than a warm sitz bath in the first 16 hours, with less opioid use in the first day.
- The PROSPECT review recommends a pudendal nerve block, a mix of acetaminophen, an anti-inflammatory, and an opioid if needed, topical lidocaine and glyceryl trinitrate, a laxative, and oral metronidazole. Those tips come mostly from studies of one treatment at a time.
- Bleeding that brings people back occurs in about 2% to 4% after hemorrhoidectomy. Heavy bleeding in the first 48 hours, fever, or not being able to pass urine needs same-day care.
On this page
Excisional hemorrhoidectomy is the operation that cuts hemorrhoid tissue out. It is the option surgeons use when office procedures have not been enough, or when prolapse is severe. A 2025 review put recovery after this operation at 9 to 14 days, with recurrence of about 2% to 10% 1. That is a longer, sorer course than rubber band ligation.
Pain is the part people remember. The best-known trial of same-day hemorrhoidectomy found that pain was lower than patients expected, except on days 3 and 4 3. You can go home the same day or the next day. For the operation itself you are usually asleep 2.
This page follows the first hours, the first week, and the weeks after that. It covers pain control (the PROSPECT recommendations, metronidazole, flavonoid pills, ice, and sitz baths), the first bowel movement, going back to work, and the signs that should not wait.
The first 24 hours
Same-day hemorrhoidectomy is common when you are otherwise well enough for day surgery. The NHS page on piles says you may go home on the day of surgery or the next day 2. In the St Mark’s trial, diathermy hemorrhoidectomy was done without a dressing left in the anal canal. Patients got a diclofenac suppository at the end, then went home with diclofenac, 0.2% glyceryl trinitrate ointment, lactulose, and paracetamol or a codeine-paracetamol combination as needed 3.
Two newer trials looked at cold versus warm water in this window.
A 2025 randomized trial at one hospital in Taiwan assigned 166 people having Ferguson hemorrhoidectomy (a closed technique) to ice packing (82 people) or a warm sitz bath (84 people) for the first part of recovery. Ice produced lower pain scores over the first 16 hours. At 24 hours, 76.8% of the ice group and 56.0% of the sitz group had no swelling or only mild swelling. Average morphine use in 24 hours was 4.58 mg with ice and 6.39 mg with sitz baths. The authors noted a single hospital and short follow-up, so this is one comparison, not the last word on soaks 4.
A 2024 trial of 64 people with grade 3 or grade 4 hemorrhoids started a warm sitz bath 6 hours after surgery in one group and on day 1 in the other, which had been the ward routine. Early soaking did not change urinary retention. It did lower wound pain scores, by about 0.8 points on the scale they used (B = -0.81) 5.
Passing urine can be hard in these hours. A review of anorectal emergencies describes catheterization as the standard treatment when retention happens. If the drained volume is over 600 mL, especially when anal pain is severe, the prostate is enlarged, or the person cannot move around easily, a Foley catheter may stay in until things settle 6. If you have not passed urine and your bladder feels full, call. Do not wait overnight.

Days 2 to 7
The St Mark’s trial is still the clearest day-by-day pain diary. Forty people having day-case diathermy hemorrhoidectomy were randomized to metronidazole 400 mg three times a day for 7 days, or to placebo. Everyone also took lactulose, started 2 days before surgery and continued for 2 weeks. Both groups had less pain than they expected, except on days 3 and 4. The metronidazole group then had less pain on days 5, 6, and 7. Satisfaction at one week was higher with the antibiotic. Median time back to work or normal activity was 15 days with metronidazole (range 12 to 28) and 18 days with placebo (range 7 to 34) 3.
The authors ran the antibiotic trial because pain sometimes rises a few days after hemorrhoidectomy, possibly from secondary infection 3. By day 7, the Taiwan trial scored wounds with the REEDA scale (redness, edema, ecchymosis, discharge, approximation). Lower is better. Ice averaged 2.56 and warm sitz baths averaged 3.27 4.
| Time | What the studies actually measured |
|---|---|
| First 16 hours | Ice packing beat a warm sitz bath for pain after Ferguson hemorrhoidectomy, with less morphine in 24 hours 4 |
| 6 hours versus next morning | An earlier warm sitz bath lowered pain a little and did not change urinary retention 5 |
| Days 3 and 4 | The days when pain was not lower than patients expected, in the St Mark’s diary 3 |
| Days 5 to 7 | Metronidazole reduced pain compared with placebo 3 |
| Day 7 | Wound scores favored ice over sitz baths in one trial 4 |
| 9 to 14 days | The recovery window given in a 2025 review of hemorrhoidal disease 1 |
| About 2 to 3 weeks | Median return to work or usual activity, 15 or 18 days, with a spread from 7 to 34 days 3 |
| First 6 weeks | After stapled surgery, quality-of-life scores were higher than after traditional excision. Over 24 months the traditional group scored higher 12 |
Pain control: PROSPECT, metronidazole, flavonoids, and soaks
The PROSPECT review of pain after excisional hemorrhoidectomy was updated in 2017 and did not pool the trials, because they were too different. It recommends a pudendal nerve block, a closed hemorrhoidectomy or an open one with the pedicle sealed by electrocautery, and afterward acetaminophen, a nonsteroidal anti-inflammatory, an opioid if needed, topical lidocaine, topical glyceryl trinitrate, a laxative, and oral metronidazole. Those tips come mostly from studies of one treatment at a time 7. The nerve block is the anesthetist’s job. Follow the labels on the pills and ointment you were sent home with. Do not stack a second anti-inflammatory on a prescription one.
Metronidazole
The 1998 St Mark’s trial is the one later reviews still cite for oral metronidazole: 400 mg three times daily for 7 days, with less pain on days 5 to 7 and an earlier return to activity 3. It was 40 people. That is enough to take seriously and too small to treat as a guarantee.
A 2024 systematic review looked at metronidazole put on the wound. Six randomized trials and 536 patients were included. Topical metronidazole reduced pain compared with placebo and had no clear advantage over the oral form. The included studies reported no complications from it. Both routes worked, and the review could not pick a winner 8. Either form is still a prescription.
Flavonoid pills
A 2024 meta-analysis of flavonoids after hemorrhoidectomy pooled 10 randomized trials and 775 patients. Pain scores favored the flavonoid groups (standardized mean difference -0.66). Bleeding was reported much less often (odds ratio 0.13). The authors called the result promising and said regimens are not standardized, so more work is needed, including on topical forms 9. These are the same family of pills covered on our hemorrhoid pills page. In the trials they were added on top of usual pain care.
Sitz baths and ice
Warm soaks are everywhere in discharge instructions. A 2005 review found 36 articles and only one randomized trial of sitz baths against placebo for anorectal problems, and the authors said the science was thin. They also noted rare burns 10. A small physiology study showed that a warm bath lowers internal-sphincter pressure, probably through a nerve reflex the author called the thermosphincteric reflex 11.
The trials since then are more practical, and they do not all point the same way. Early warm water reduced pain a little in the 64-person nursing trial 5. Ice packing beat warm sitz baths for the first 16 hours and for the day-7 wound score in the 166-person surgical trial 4. MedlinePlus tells patients to sit in warm water for 10 to 15 minutes 13. NIDDK says a warm sitz bath several times a day can ease pain 15. Use ice early if your surgeon is fine with it, then warm soaks of about 10 to 15 minutes. The step-by-step is in how to take a sitz bath.
A basin that sits on the toilet is easier than climbing into a tub when sitting down hurts. A cold pack belongs on the outside, wrapped in a cloth, which is also how the NHS describes an ice pack for piles: wrapped in a towel 2. Buyers of a fold-flat basin often say it is simpler after surgery than getting in and out of a bathtub. Cold packs in this category are made to rest against the outside. The Taiwan trial tested ice packing as a method, not a brand 4.
Most people, especially after childbirth or surgery
Swelling and throbbing when you want relief without medicine
Our roundups of sitz baths and ice packs go further into fit and how people actually use them.
The first bowel movement
The studies do not name a clock time for the first bowel movement. They do say what makes it harder, and what a small amount of blood looks like.
In the St Mark’s trial, lactulose started 2 days before surgery and continued for 2 weeks, for every patient 3. PROSPECT lists a laxative among the postoperative recommendations 7. Which product to choose is covered in stool softener, fiber, or laxative.
A review of problems after anorectal surgery lists why stool gets stuck: anal spasm, severe pain, fear of defecation, not enough water, not enough laxative, constipation from opioid pain pills, and swelling of the tissue 6. Major bleeding in the first 48 hours is more often from a vessel that was not fully controlled. Bleeding that starts later can be tied to infection at the surgical site 6.
If you feel blocked and cannot pass stool, call. The same review says mild impaction may be relieved with a gentle enema and laxatives, and that many impactions need the stool removed under anesthesia 6.
- Take the laxative you were prescribed. If you were not given one, ask before you invent a dose.
- Drink water through the day. Low fluid is one of the reasons stool packs in after this operation 6.
- Go when you feel the urge. Waiting because of fear is how impaction starts 6.
- Expect a small amount of blood. Heavy bleeding, clots, or dizziness is a different call, listed below.
- If an opioid is the only pill that controls your pain, say so. Opioids slow the bowel, and the laxative may need a change 6.
Returning to work and to exercise
The only trial here that published a median return to work or normal activity is the St Mark’s metronidazole study: 15 days with the antibiotic (range 12 to 28) and 18 days with placebo (range 7 to 34) 3. The 2025 review’s 9 to 14 days is a recovery description for excisional hemorrhoidectomy, separate from the return-to-work medians above 1.
If your operation was stapled hemorrhoidopexy, the eTHoS trial is the large comparison with traditional excision. It randomized 777 adults with grade 2 to grade 4 hemorrhoids. Stapled surgery was less painful in the short term, and complication rates were similar. Quality-of-life scores were higher for the stapled group in the first 6 weeks. Across 24 months, the traditional excision group scored higher. Serious adverse events occurred in 7% after stapled surgery (24 of 338) and 9% after traditional excision (33 of 352) 12.
Walking around the house is part of same-day discharge. The trials did not publish a week for running, cycling, or weights. NIDDK lists avoiding regular heavy lifting among the habits that help prevent hemorrhoids 15. Ask your surgeon before you lift or do hard exercise. Once sitting and walking are comfortable, exercise with hemorrhoids covers everyday movement.

Warning signs after hemorrhoidectomy
A review of early complications puts postoperative bleeding that brings people back at about 2% to 4% after hemorrhoidectomy 6. The NHS tells people with piles to go to emergency care if there is a lot of blood or large clots, and to get urgent help if they have a high temperature or feel hot, cold, shivery, and generally unwell 2. NIDDK says to seek care right away for severe anal pain and rectal bleeding, particularly with abdominal pain, diarrhea, or fever 15.
Screening belongs on this list because blood after surgery is expected in small amounts, and blood from a polyp or a cancer can hide in the same story. The US Preventive Services Task Force recommends screening starting at age 45 14. If you are in that age group and you are not current, tell the surgeon. More on how much blood is ordinary is in bleeding hemorrhoids.

When to see a doctor for hemorrhoids: red flags, which clinician to book, what the exam includes, how to prepare, and telehealth limits.
The median person in the best return-to-work trial was back to usual activity in a little over two weeks, with metronidazole shaving a few days off that median, and with a real spread from one week to about a month 3.
Frequently asked questions
How long does pain last after hemorrhoid surgery?
The worst days in the best-known small trial were days 3 and 4, and an antibiotic made days 5 to 7 easier. A review describes recovery of 9 to 14 days. Some people in that trial were back to usual activity in a week, and some needed a month. Your curve can sit anywhere in that range.
Can I take a bath after hemorrhoidectomy?
Warm soaks are widely used. One trial started them 6 hours after surgery and found slightly less pain than waiting until the next day. Another trial found ice packing hurt less than a warm sitz bath in the first 16 hours. Ask which your surgeon wants on day 1, then follow the 10 to 15 minute soaks described on patient pages.
When will I have my first bowel movement?
Trials do not give a single day. They do show that fear of that bowel movement, low fluid, and opioid pain pills can leave stool stuck. A small or moderate amount of blood with the stool is common and often settles. If you feel blocked and nothing will pass, call the surgeon.
Is metronidazole required after hemorrhoidectomy?
No. A 40-person trial and later reviews found that metronidazole can reduce pain in the first week, by mouth or as a topical medicine. It is a prescription. The dose in the classic trial was 400 mg three times a day for 7 days. Take it only if your surgeon prescribes it.
When can I exercise after hemorrhoid surgery?
The trials measured return to work or usual activity, not a gym plan. Medians were about 2 to 3 weeks, with a wide range. Walking for daily life starts much sooner, because many operations are same-day. Ask before you run, cycle, or lift. Regular heavy lifting is one of the habits hemorrhoid prevention advice says to avoid.
Sources
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- 2. Piles (haemorrhoids) . NHS , 2026 . Government
- 3. Carapeti EA, Kamm MA, McDonald PJ, et al. Double-blind randomised controlled trial of effect of metronidazole on pain after day-case haemorrhoidectomy. . Lancet , 1998 ; 351(9097):169-172 . doi:10.1016/S0140-6736(97)09003-X Clinical trial
- 4. Chen PC, Kao YK, Yang PW, et al. Ice Packing Versus Warm Sitz Baths for Post-hemorrhoidectomy Pain Management: A Randomized Controlled Trial . Dis Colon Rectum , 2025 ; 68(7):865-874 . doi:10.1097/DCR.0000000000003707 Clinical trial
- 5. Liao WC, Cheng YY, Hsu CK, et al. Effects of early warm water sitz bath on urinary retention and pain after haemorrhoidectomy: A randomized controlled trial. . Int J Nurs Stud , 2024 ; 154:104765 . doi:10.1016/j.ijnurstu.2024.104765 Clinical trial
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- 8. Eberspacher C, Mascagni D, Pontone S, et al. Topical metronidazole after haemorrhoidectomy to reduce postoperative pain: a systematic review . Updates Surg , 2024 ; 76(4):1161-1167 . doi:10.1007/s13304-024-01930-3 Review
- 9. Pitesa R, Yuen WYR, Hill AG Flavonoids and post haemorrhoidectomy recovery: a systematic review and meta-analysis . ANZ J Surg , 2024 ; 94(9):1480-1490 . doi:10.1111/ans.19116 Review
- 10. Tejirian T, Abbas MA Sitz bath: where is the evidence? Scientific basis of a common practice . Dis Colon Rectum , 2005 ; 48(12):2336-2340 . doi:10.1007/s10350-005-0085-x Review
- 11. Shafik A Role of warm-water bath in anorectal conditions. The "thermosphincteric reflex" . J Clin Gastroenterol , 1993 ; 16(4):304-308 . doi:10.1097/00004836-199306000-00007 Study
- 12. Watson AJM, Hudson J, Wood J, et al. Comparison of stapled haemorrhoidopexy with traditional excisional surgery for haemorrhoidal disease (eTHoS): a pragmatic, multicentre, randomised controlled trial . Lancet , 2016 ; 388(10058):2375-2385 . doi:10.1016/S0140-6736(16)31803-7 Clinical trial
- 13. Hemorrhoids: MedlinePlus Medical Encyclopedia . MedlinePlus, US National Library of Medicine . Government
- 14. US Preventive Services Task Force Screening for Colorectal Cancer: US Preventive Services Task Force Recommendation Statement . JAMA , 2021 ; 325(19):1965-1977 . doi:10.1001/jama.2021.6238 Guideline
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