This treatment is being suggested on bases of the information provided. However  I would like to examine & investigate you in detail. Rule out Hypertension, Diabetes or any other metabolic disorder. Any way it may be tried, --. Dolokind Plus (Mankind) [Aceclofenac100 mg +Paracetamol 350 mg] 1 tab. OD & SOS. X 5 days. --. Caldikind plus  (Mankind) 1 tab OD x 10 days. (You may need help of your local doctor to get these medicines.) --. Fomentation with warm water. Let the part not be exposed to cold. --. Sleep on a hard bed with soft bedding. --. Keep  no pillow under the head. --. Avoid painful acts & activities. -- .Do mild exercises for back and hips and knees and ankles and feet. --.(Take help of a physiotherapist). --Do not ignore, let it not become beginning of a major problem. --Do ask for a detailed treatment plan. Kindly make sure, there is no allergy to any of these medicines. --For emergency treatment Contact your family doctor or visit nearest hospital. --Wish you a quick recovery & good health. --I hope, I have solved your problem to your satisfaction.   --Kindly rate the answer. Dr N C Gupta MS (ortho).

Since how long are your complaints? Are you doing any heavy work or gym?It looks like you have injured your back.

I think you should get a x-ray of lumbosacral spine bcoz these sort of muscle pulls are caused by vertebral shift of one over other and speak to spinal Surgeon

Looks like disc pain. Bedrest and analgesics

Need clinical examination to rule out basic cause

Try to take bed rest. U need to have medication. Consult online

Are you having radiating pain to the foot?

Send photo of X-ray Ls c. Spine ap lat view and photo of siting working posture consult thru practo thanks

Try using hot packs,  otc pain medicine . If the pain doesn't subside please consult your orthopedic doctor for further examination and management