In Ayurveda any kind of pain is related to Vata (Air and space elements). If the pain is due to an inflammation then heat or Pitta Dosha is also involved. Pain along with swelling is usually related to Kapha (water and earth elements) Dosha. The following are some simple remedies to help with pain relief:
Avoid excess of spicy and sour foods.
Avoid excess of alcohol intake especially red wine or any other heating alcohols.
Likewise avoid excess of red meat intake.
Yellow split mung beans in the form of soup is very helpful.
Avoid faulty food combinations of fruits and dairy, fish and dairy
Regular intake of plenty of warm liquids and herbal teas
Cooling liquids like buttermilk or coconut water will also help
Tulsi (holy basil) tea is very good to relieve pain of all types.
Turmeric is the herb of choice for various types of pain relief. It is well known for its anti inflammatory properties. It also helps to get rid of swelling.
Tulsi taken in supplement form is very good for chronic and stubborn pain.
Aloe vera juice taken regularly will help with the pain relief.
Fresh ginger tea is very useful too.
Local dry heat application will help with the inflammatory pain.
Ayurvedic foot massages also help to get rid of heat and inflammation
Pinda Sveda, Ayurvedic herbal bolus treatment is excellent for such pain. Herbal poultices are dipped in warm oils and then massaged locally.
Kati Basti (oil therapy for local back) works really well for people with lower back pain, sciatica, slipped disc etc.
Local application of sandalwood paste is helpful for pain relief related to inflamed joints or arthritis.
Castor oil purgation will help to relieve pain due to inflammation.
Likewise Basti therapy (enema therapy) is very good for people suffering from lower back pain due to sciatica and slipped disc.
For these treatments it would be best to consult an Ayurvedic practitioner.