For acne, you can try home remedies also before opting for the medicines.
You can try the following:
1. Yogurt Face Mask
2. Garlic, Turmeric, and Manuka Honey Face Mask
3. Tea Tree Oil
4. Kaolin Clay
5. Apple Cider Vinegar
6. Aloe Vera
7. Lemon Juice
If these remedies doesn't help you then you here are some homeopathic medicines commonly used in acne:
- ANTIM CRUDE
- ARS IOD
- CALCAREA CARB
- ASTERIA RUBENS
- PSORINUM
- KALI BROM
but before opting for any medicine you should consult with your homeopathic doctor