Tramadol
Also known as: Zydol, Zamadol
What it's for
Tramadol is a strong painkiller for moderate to severe pain. It works differently from other opioids but can still be addictive. It is used when weaker painkillers have not worked.
Comes as: Capsules, tablets, or drops
How to take it
- Adults: Usually 50mg to 100mg every 4 to 6 hours.
- Maximum 400mg in 24 hours.
- Take with or without food.
- Swallow capsules whole - do not crush or chew slow-release forms.
Doses here are typical. Always follow the instructions from your prescriber or on the packet — they come first.
Common side effects
- Feeling sick or vomiting
- Feeling dizzy or drowsy
- Constipation
- Headache
- Sweating
The leaflet inside the packet lists all known side effects.
Important safety points
- Can be addictive - only use as prescribed
- Do not drink alcohol
- Do not drive if you feel drowsy
- Can cause seizures, especially at high doses
- Not suitable with certain antidepressants - check with your doctor
Get medical help urgently if…
- You have difficulty breathing or slow breathing
- You have a seizure
- You feel very drowsy or confused
- You have severe stomach pain
Call NHS 111 for urgent advice, or 999 if someone is seriously unwell.
Before you act on anything here
This page is general information, written to help you understand — it is not personal medical advice and it cannot tell you what is right for you. Talk to your own GP, pharmacist or nurse about your own health.
- Need help now but it's not an emergency? Call NHS 111 or use 111.nhs.uk.
- Emergency? Call 999 or go to A&E.