A. H. Robins Co. reported first-quarter profits of $30 million ($1.22 a share), including an $8.5 million extraordinary gain from the deferred tax benefits of a reserve established to cover claims by users of the Dalkon Shield intrauterine device.

The Richmond-based company's results reflected an 89 percent increase from earnings of $15.9 million (63 cents) in the first quarter of 1984. Sales increased to $166.4 million from $156.3 million.

Robins President and Chief Executive Officer E. Claiborne Robins Jr. said the company's consumer products sales increased, but international sales declined as a result of changes in exchange rates.

* Reynolds Metals Co., which is based in Richmond, blamed a worldwide metal glut and the strength of the dollar for a drop in first-quarter sales and profits.

Net income declined by 69 percent to $7 million (31 cents a share) from $22.3 million ($1.03) in the same period of 1984. This year's profits included $2.5 million (12 cents) from a legal settlement.

Quarterly sales decreased to $811.4 million from $944.9 million.

* Union Trust Bancorp reported first-quarter profits of $5.7 million ($2.29 a share), a 25 percent increase over net income of $4.56 million ($1.86) for the same period last year. Net loans at were $1.5 billion at the end of the quarter, up 29 percent. Total deposits increased 16 1/2 percent to $1.4 billion.

* Figgie International Holdings Inc. reported first-quarter net income of $5.8 million (99 cents a share), up 61 percent from earnings of $3.6 million (63 cents) the year before. Sales rose to $194.4 million from $172.8 million a year earlier, said the company, which is based in Willoughby, Ohio, and in Richmond.

* USLICO Corp., a District-based insurance firm, reported first-quarter net earnings of $5.4 million (57 cents a share), up 8 percent from $5 million (54 cents) in the 1984 first quarter.

Revenue almost doubled to $77.3 million from $39.3 million in the same quarter of 1984, due in part to the company's purchase of United Olympic Life in August.