Is Metronidazole an effective treatment for my skin?

picture courtesy of

Let us continue our acne series with the prescription medication Metronidazole (Metro). Metro is both an oral and topical antibiotic.


How does Metronidazole work?

Metro is part of a class of antibiotics known as nitroimidazoles. These type of antibiotics cause breakage of DNA – in fact, Metro can be used to treat both bacteria and parasite infections! In addition, topically metro has effective anti-inflammatory and antioxidant and effects – helping reduce redness and aging.


Continue reading


Is Erythromycin an antibiotic or an acne medication?

Let us continue our acne series with the prescription medication Erythromycin (erythro). Erythro is both an oral and topical antibiotic that is useful for certain infections but is also a widely used acne treatment.

How does Erythromycin work?

Erythromycin is part of a class of antibiotics known as macrolides. It is active against numerous bacteria that may live on the skin (including Staph and Strep). Continue reading

Can topical Clindamycin help my acne?

Clindamycin is a type of antibiotic that  been used for decades as a topical acne treatment. Oral clindamycin is rarely used for acne as it does not effectively reach skin cells. Topical clindamycin, however, is a prescription favorite. Let’s explore if topical Clindamycin (Clinda) is right for you.

Why is topical Clinda used for acne treatment?

Clinda is a potent antibiotic that is part of a class of antibiotics called Lincosamides.  Clinda is particularly effective topically as it is active Continue reading

The benefits of Azelaic Acid for acne in pigmented skin

We will continue our Tuesday acne series with Azelaic Acid (AA) — a topical prescription medication. AA is approved for acne and rosacea and can also help with discoloration and anti-aging – making it a great treatment to add to your daily regimen!

How does Azelaic Acid work?

AA is a weak acid naturally found in whole grain cereals and animal products.  For topical prescription purposes AA is now formulated safely in a laboratory.  AA works in 3 ways:

  1. AA helps slow the growth and eventually helps kill the 2 bacteria that can reside on the skin surface and lead to acne (Propionibacteria acnes and Staphylococcus epidermis).
  2.  AA also helps to improve blocked pores by decreasing the production of dead skin cells (keratin).
  3.  AA helps slow the production of abnormal melanocytes (the pigment producing cells), thus helping to minimize unwanted discoloration. Continue reading

The ABC’s of Nutrition: Understanding Vitamin B

Vitamin B is actually a complex of eight distinct vitamins: thiamine, riboflavin, niacin, pantothenic acid, pyridoxine,  biotin, folic acid and cobalamin (B12). Several of the Vitamin B’s are important in skin nutrition. While overt deficiencies of the vitamin B’ are rare, we can deduce the importance of these vitamins in skin health by looking at the symptoms of deficiencies of these vitamins: Continue reading

What is Salicylic Acid and how can it help my skin?

Salicylic acid (sal acid) is a beta-hydroxy acid chemically related to aspirin that has been used topically for a wide variety of purposes for decades. Today, we will explore the benefits of this over-the-counter acne favorite:

Why is Sal Acid used for acne treatment?

  • The main reason sal acid is used for acne is because it is a ‘keratolytic.’ This means it breaks down and exfoliates dead skin cells.  Sal acid is particularly good for the blocked pore (comedonal) type of acne because it penetrates the hair follicle and helps keep the pores from getting clogged.  Typically for acne, sal acid is used in 0.5 – 2% strengths.
  • To a much lesser degree then benzoyl peroxide, sal acid is also anti-inflammatory – meaning it minimizes the redness associated with acne breakouts. In addition, sal acid has some anti-bacterial effects, helping to reduce the number of acne causing bacteria on the skin.

Continue reading