1.For gas and acidity I would suggest Ayurvedic acid regulators
2. Shoulder pain can also be because of acidity and a wrong posture of sitting in your work..
3. in most of the cases of acidity or acid peptic disease, it is seen that people have anxiety and stress. This causes loss of libido
I would suggest you should get yourself a thorough assessment of your prakriti for irritable bowel syndrome
Next Steps
My expertise in this field will help you to get over this issue. Meet me in person or consult Online for proper guidance.
Health Tips
Yoga pranayama. Can I help you a lot specially pelvic floor, exercises and posture of Yoga like butterfly posture phalak Asana planks, Veerabhadra Asana, Vajrasana and Mulla, Bandham will help you a lot. Take guidance and proceed.