In adults, the condition refers to any penis smaller than 2.8 inches in length. (2) In infants, a Micropenis is classed as any penis that is less than 0.75 inches in length. This is considered significantly smaller than a ânormalâ male newbornâs penis, which is between 1.1 and 1.6 inches in length when stretched gently.
drug-drug interaction, a modification of the effect of a drug when administered with another drug. The effect may be an increase or a decrease in the action of either substance, or it may be an adverse effect that is not normally associated with either drug.he effect may be an increase or a decrease in the action of either substance, or it may be an adverse effect that is not normally associated with either drug.
Medication interactions result when a medication is used with another medication or substance that modifies the drugâs expected action. Medication interactions can develop between food and drugs, between prescribed and over-the-counter drugs including herbal products, and as drug-to-drug interactions.A medication interaction can increase or decrease the drugâs effect through changes in absorption, distribution, metabolism, or excretion.edication interactions can develop between food and drugs, between prescribed and over-the-counter drugs including herbal products, and as drug-to-drug interactions. A medication interaction can increase or decrease the drugâs effect through changes in absorption, distribution, metabolism, or excretion.